Finding the Fourth Proportional to 11,114,664.71, 16,654,779.89 and 7,709,571.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,114,664.71 : 16,654,779.89 = 7,709,571.32 : x
2. Step 2: Convert to fraction form
   11,114,664.71/16,654,779.89 = 7,709,571.32/x
3. Step 3: Cross multiply
   11,114,664.71x = 16,654,779.89 × 7,709,571.32
4. Step 4: Simplify right side
   11,114,664.71x = 128,401,213,380,856.77
5. Step 5: Solve for x
   x = 128,401,213,380,856.77/11,114,664.71
6. Step 6: Final answer
   x = 11,552,414.47