Finding the Fourth Proportional to 42,609.70, 58,782.84 and 25,372.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,609.70 : 58,782.84 = 25,372.42 : x
2. Step 2: Convert to fraction form
   42,609.70/58,782.84 = 25,372.42/x
3. Step 3: Cross multiply
   42,609.70x = 58,782.84 × 25,372.42
4. Step 4: Simplify right side
   42,609.70x = 1,491,462,905.27
5. Step 5: Solve for x
   x = 1,491,462,905.27/42,609.70
6. Step 6: Final answer
   x = 35,002.90