Finding the Fourth Proportional to 42,332.31, 58,419.35 and 23,211.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,332.31 : 58,419.35 = 23,211.72 : x
2. Step 2: Convert to fraction form
   42,332.31/58,419.35 = 23,211.72/x
3. Step 3: Cross multiply
   42,332.31x = 58,419.35 × 23,211.72
4. Step 4: Simplify right side
   42,332.31x = 1,356,013,478.72
5. Step 5: Solve for x
   x = 1,356,013,478.72/42,332.31
6. Step 6: Final answer
   x = 32,032.59