Finding the Fourth Proportional to 42,347.16, 58,441.50 and 25,585.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,347.16 : 58,441.50 = 25,585.56 : x
2. Step 2: Convert to fraction form
   42,347.16/58,441.50 = 25,585.56/x
3. Step 3: Cross multiply
   42,347.16x = 58,441.50 × 25,585.56
4. Step 4: Simplify right side
   42,347.16x = 1,495,258,504.74
5. Step 5: Solve for x
   x = 1,495,258,504.74/42,347.16
6. Step 6: Final answer
   x = 35,309.53