Finding the Fourth Proportional to 42,461.11, 58,581.37 and 25,470.87

Step by Step Solution

1. Step 1: Write the proportion equation
   42,461.11 : 58,581.37 = 25,470.87 : x
2. Step 2: Convert to fraction form
   42,461.11/58,581.37 = 25,470.87/x
3. Step 3: Cross multiply
   42,461.11x = 58,581.37 × 25,470.87
4. Step 4: Simplify right side
   42,461.11x = 1,492,118,459.69
5. Step 5: Solve for x
   x = 1,492,118,459.69/42,461.11
6. Step 6: Final answer
   x = 35,140.83