Finding the Fourth Proportional to 59,321.82, 81,871.56 and 38,921.16

Step by Step Solution

1. Step 1: Write the proportion equation
   59,321.82 : 81,871.56 = 38,921.16 : x
2. Step 2: Convert to fraction form
   59,321.82/81,871.56 = 38,921.16/x
3. Step 3: Cross multiply
   59,321.82x = 81,871.56 × 38,921.16
4. Step 4: Simplify right side
   59,321.82x = 3,186,536,086.21
5. Step 5: Solve for x
   x = 3,186,536,086.21/59,321.82
6. Step 6: Final answer
   x = 53,716.09