Finding the Fourth Proportional to 42,283.43, 58,351.01 and 23,420.55

Step by Step Solution

1. Step 1: Write the proportion equation
   42,283.43 : 58,351.01 = 23,420.55 : x
2. Step 2: Convert to fraction form
   42,283.43/58,351.01 = 23,420.55/x
3. Step 3: Cross multiply
   42,283.43x = 58,351.01 × 23,420.55
4. Step 4: Simplify right side
   42,283.43x = 1,366,612,630.15
5. Step 5: Solve for x
   x = 1,366,612,630.15/42,283.43
6. Step 6: Final answer
   x = 32,320.29