Finding the Fourth Proportional to 69,240.59, 103,819.37 and 31,753.71

Step by Step Solution

1. Step 1: Write the proportion equation
   69,240.59 : 103,819.37 = 31,753.71 : x
2. Step 2: Convert to fraction form
   69,240.59/103,819.37 = 31,753.71/x
3. Step 3: Cross multiply
   69,240.59x = 103,819.37 × 31,753.71
4. Step 4: Simplify right side
   69,240.59x = 3,296,650,087.98
5. Step 5: Solve for x
   x = 3,296,650,087.98/69,240.59
6. Step 6: Final answer
   x = 47,611.53