Finding the Fourth Proportional to 52,655.67, 72,659.43 and 31,432.05

Step by Step Solution

1. Step 1: Write the proportion equation
   52,655.67 : 72,659.43 = 31,432.05 : x
2. Step 2: Convert to fraction form
   52,655.67/72,659.43 = 31,432.05/x
3. Step 3: Cross multiply
   52,655.67x = 72,659.43 × 31,432.05
4. Step 4: Simplify right side
   52,655.67x = 2,283,834,836.73
5. Step 5: Solve for x
   x = 2,283,834,836.73/52,655.67
6. Step 6: Final answer
   x = 43,373.01