Finding the Fourth Proportional to 42,665.20, 58,881.28 and 23,548.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,665.20 : 58,881.28 = 23,548.72 : x
2. Step 2: Convert to fraction form
   42,665.20/58,881.28 = 23,548.72/x
3. Step 3: Cross multiply
   42,665.20x = 58,881.28 × 23,548.72
4. Step 4: Simplify right side
   42,665.20x = 1,386,578,775.96
5. Step 5: Solve for x
   x = 1,386,578,775.96/42,665.20
6. Step 6: Final answer
   x = 32,499.06