Finding the Fourth Proportional to 31,434,524.42, 47,151,788.78 and 8,715,422.30

Step by Step Solution

1. Step 1: Write the proportion equation
   31,434,524.42 : 47,151,788.78 = 8,715,422.30 : x
2. Step 2: Convert to fraction form
   31,434,524.42/47,151,788.78 = 8,715,422.30/x
3. Step 3: Cross multiply
   31,434,524.42x = 47,151,788.78 × 8,715,422.30
4. Step 4: Simplify right side
   31,434,524.42x = 410,947,751,204,131.38
5. Step 5: Solve for x
   x = 410,947,751,204,131.38/31,434,524.42
6. Step 6: Final answer
   x = 13,073,134.04