Finding the Fourth Proportional to 12,931,796.64, 17,847,076.56 and 7,425,892.92

Step by Step Solution

1. Step 1: Write the proportion equation
   12,931,796.64 : 17,847,076.56 = 7,425,892.92 : x
2. Step 2: Convert to fraction form
   12,931,796.64/17,847,076.56 = 7,425,892.92/x
3. Step 3: Cross multiply
   12,931,796.64x = 17,847,076.56 × 7,425,892.92
4. Step 4: Simplify right side
   12,931,796.64x = 132,530,479,469,601.94
5. Step 5: Solve for x
   x = 132,530,479,469,601.94/12,931,796.64
6. Step 6: Final answer
   x = 10,248,419.70