Finding the Fourth Proportional to 42,952.31, 59,251.31 and 25,040.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,952.31 : 59,251.31 = 25,040.78 : x
2. Step 2: Convert to fraction form
   42,952.31/59,251.31 = 25,040.78/x
3. Step 3: Cross multiply
   42,952.31x = 59,251.31 × 25,040.78
4. Step 4: Simplify right side
   42,952.31x = 1,483,699,018.42
5. Step 5: Solve for x
   x = 1,483,699,018.42/42,952.31
6. Step 6: Final answer
   x = 34,542.94