Finding the Fourth Proportional to 8,231,505.10, 12,348,569.85 and 3,436,726.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,231,505.10 : 12,348,569.85 = 3,436,726.30 : x
2. Step 2: Convert to fraction form
   8,231,505.10/12,348,569.85 = 3,436,726.30/x
3. Step 3: Cross multiply
   8,231,505.10x = 12,348,569.85 × 3,436,726.30
4. Step 4: Simplify right side
   8,231,505.10x = 42,438,654,770,882.05
5. Step 5: Solve for x
   x = 42,438,654,770,882.05/8,231,505.10
6. Step 6: Final answer
   x = 5,155,637.31