Finding the Fourth Proportional to 42,618.72, 58,815 and 23,757.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,618.72 : 58,815 = 23,757.12 : x
2. Step 2: Convert to fraction form
   42,618.72/58,815 = 23,757.12/x
3. Step 3: Cross multiply
   42,618.72x = 58,815 × 23,757.12
4. Step 4: Simplify right side
   42,618.72x = 1,397,275,012.80
5. Step 5: Solve for x
   x = 1,397,275,012.80/42,618.72
6. Step 6: Final answer
   x = 32,785.48