Finding the Fourth Proportional to 42,405.40, 58,515.24 and 23,540.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,405.40 : 58,515.24 = 23,540.50 : x
2. Step 2: Convert to fraction form
   42,405.40/58,515.24 = 23,540.50/x
3. Step 3: Cross multiply
   42,405.40x = 58,515.24 × 23,540.50
4. Step 4: Simplify right side
   42,405.40x = 1,377,478,007.22
5. Step 5: Solve for x
   x = 1,377,478,007.22/42,405.40
6. Step 6: Final answer
   x = 32,483.55