Finding the Fourth Proportional to 8,674,111.60, 13,011,812.56 and 2,608,357.75

Step by Step Solution

1. Step 1: Write the proportion equation
   8,674,111.60 : 13,011,812.56 = 2,608,357.75 : x
2. Step 2: Convert to fraction form
   8,674,111.60/13,011,812.56 = 2,608,357.75/x
3. Step 3: Cross multiply
   8,674,111.60x = 13,011,812.56 × 2,608,357.75
4. Step 4: Simplify right side
   8,674,111.60x = 33,939,462,103,154.25
5. Step 5: Solve for x
   x = 33,939,462,103,154.25/8,674,111.60
6. Step 6: Final answer
   x = 3,912,730.63