Finding the Fourth Proportional to 12,611,882.16, 17,404,318.10 and 7,107,025.29

Step by Step Solution

1. Step 1: Write the proportion equation
   12,611,882.16 : 17,404,318.10 = 7,107,025.29 : x
2. Step 2: Convert to fraction form
   12,611,882.16/17,404,318.10 = 7,107,025.29/x
3. Step 3: Cross multiply
   12,611,882.16x = 17,404,318.10 × 7,107,025.29
4. Step 4: Simplify right side
   12,611,882.16x = 123,692,928,856,369.61
5. Step 5: Solve for x
   x = 123,692,928,856,369.61/12,611,882.16
6. Step 6: Final answer
   x = 9,807,650.22