Finding the Fourth Proportional to 42,542.76, 58,705.43 and 25,077.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,542.76 : 58,705.43 = 25,077.31 : x
2. Step 2: Convert to fraction form
   42,542.76/58,705.43 = 25,077.31/x
3. Step 3: Cross multiply
   42,542.76x = 58,705.43 × 25,077.31
4. Step 4: Simplify right side
   42,542.76x = 1,472,173,994.64
5. Step 5: Solve for x
   x = 1,472,173,994.64/42,542.76
6. Step 6: Final answer
   x = 34,604.57