Finding the Fourth Proportional to 56,493.52, 77,960.82 and 31,343.02

Step by Step Solution

1. Step 1: Write the proportion equation
   56,493.52 : 77,960.82 = 31,343.02 : x
2. Step 2: Convert to fraction form
   56,493.52/77,960.82 = 31,343.02/x
3. Step 3: Cross multiply
   56,493.52x = 77,960.82 × 31,343.02
4. Step 4: Simplify right side
   56,493.52x = 2,443,527,540.48
5. Step 5: Solve for x
   x = 2,443,527,540.48/56,493.52
6. Step 6: Final answer
   x = 43,253.24