Finding the Fourth Proportional to 9,022,407.39, 12,449,771.42 and 5,155,179.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,022,407.39 : 12,449,771.42 = 5,155,179.03 : x
2. Step 2: Convert to fraction form
   9,022,407.39/12,449,771.42 = 5,155,179.03/x
3. Step 3: Cross multiply
   9,022,407.39x = 12,449,771.42 × 5,155,179.03
4. Step 4: Simplify right side
   9,022,407.39x = 64,180,800,526,901.43
5. Step 5: Solve for x
   x = 64,180,800,526,901.43/9,022,407.39
6. Step 6: Final answer
   x = 7,113,489.53