Finding the Fourth Proportional to 42,403.02, 58,516.20 and 23,540.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,403.02 : 58,516.20 = 23,540.28 : x
2. Step 2: Convert to fraction form
   42,403.02/58,516.20 = 23,540.28/x
3. Step 3: Cross multiply
   42,403.02x = 58,516.20 × 23,540.28
4. Step 4: Simplify right side
   42,403.02x = 1,377,487,732.54
5. Step 5: Solve for x
   x = 1,377,487,732.54/42,403.02
6. Step 6: Final answer
   x = 32,485.60