Finding the Fourth Proportional to 42,480.78, 58,625.55 and 23,617.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,480.78 : 58,625.55 = 23,617.50 : x
2. Step 2: Convert to fraction form
   42,480.78/58,625.55 = 23,617.50/x
3. Step 3: Cross multiply
   42,480.78x = 58,625.55 × 23,617.50
4. Step 4: Simplify right side
   42,480.78x = 1,384,588,927.13
5. Step 5: Solve for x
   x = 1,384,588,927.13/42,480.78
6. Step 6: Final answer
   x = 32,593.30