Finding the Fourth Proportional to 12,415,081.91, 17,123,107.10 and 8,065,569.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,415,081.91 : 17,123,107.10 = 8,065,569.62 : x
2. Step 2: Convert to fraction form
   12,415,081.91/17,123,107.10 = 8,065,569.62/x
3. Step 3: Cross multiply
   12,415,081.91x = 17,123,107.10 × 8,065,569.62
4. Step 4: Simplify right side
   12,415,081.91x = 138,107,612,299,822.91
5. Step 5: Solve for x
   x = 138,107,612,299,822.91/12,415,081.91
6. Step 6: Final answer
   x = 11,124,180.52