Finding the Fourth Proportional to 59,191.31, 81,621.88 and 39,022.38

Step by Step Solution

1. Step 1: Write the proportion equation
   59,191.31 : 81,621.88 = 39,022.38 : x
2. Step 2: Convert to fraction form
   59,191.31/81,621.88 = 39,022.38/x
3. Step 3: Cross multiply
   59,191.31x = 81,621.88 × 39,022.38
4. Step 4: Simplify right side
   59,191.31x = 3,185,080,149.68
5. Step 5: Solve for x
   x = 3,185,080,149.68/59,191.31
6. Step 6: Final answer
   x = 53,809.93