Finding the Fourth Proportional to 42,242.24, 58,290.33 and 25,243.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,242.24 : 58,290.33 = 25,243.10 : x
2. Step 2: Convert to fraction form
   42,242.24/58,290.33 = 25,243.10/x
3. Step 3: Cross multiply
   42,242.24x = 58,290.33 × 25,243.10
4. Step 4: Simplify right side
   42,242.24x = 1,471,428,869.61
5. Step 5: Solve for x
   x = 1,471,428,869.61/42,242.24
6. Step 6: Final answer
   x = 34,833.12