Finding the Fourth Proportional to 2,418,479,307,105.60, 3,337,501,316,168.20 and 1,306,089,453,879.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,418,479,307,105.60 : 3,337,501,316,168.20 = 1,306,089,453,879.60 : x
2. Step 2: Convert to fraction form
   2,418,479,307,105.60/3,337,501,316,168.20 = 1,306,089,453,879.60/x
3. Step 3: Cross multiply
   2,418,479,307,105.60x = 3,337,501,316,168.20 × 1,306,089,453,879.60
4. Step 4: Simplify right side
   2,418,479,307,105.60x = 4,359,075,271,356,571,157,790,720
5. Step 5: Solve for x
   x = 4,359,075,271,356,571,157,790,720/2,418,479,307,105.60
6. Step 6: Final answer
   x = 1,802,403,377,423.74