Finding the Fourth Proportional to 42,515.55, 58,752.37 and 31,886.73

Step by Step Solution

1. Step 1: Write the proportion equation
   42,515.55 : 58,752.37 = 31,886.73 : x
2. Step 2: Convert to fraction form
   42,515.55/58,752.37 = 31,886.73/x
3. Step 3: Cross multiply
   42,515.55x = 58,752.37 × 31,886.73
4. Step 4: Simplify right side
   42,515.55x = 1,873,420,665.29
5. Step 5: Solve for x
   x = 1,873,420,665.29/42,515.55
6. Step 6: Final answer
   x = 44,064.37