Finding the Fourth Proportional to 70,925.52, 106,425.52 and 31,510.88

Step by Step Solution

1. Step 1: Write the proportion equation
   70,925.52 : 106,425.52 = 31,510.88 : x
2. Step 2: Convert to fraction form
   70,925.52/106,425.52 = 31,510.88/x
3. Step 3: Cross multiply
   70,925.52x = 106,425.52 × 31,510.88
4. Step 4: Simplify right side
   70,925.52x = 3,353,561,789.66
5. Step 5: Solve for x
   x = 3,353,561,789.66/70,925.52
6. Step 6: Final answer
   x = 47,282.87