Finding the Fourth Proportional to 59,321.51, 81,901.89 and 52,937.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59,321.51 : 81,901.89 = 52,937.12 : x
2. Step 2: Convert to fraction form
   59,321.51/81,901.89 = 52,937.12/x
3. Step 3: Cross multiply
   59,321.51x = 81,901.89 × 52,937.12
4. Step 4: Simplify right side
   59,321.51x = 4,335,649,742.80
5. Step 5: Solve for x
   x = 4,335,649,742.80/59,321.51
6. Step 6: Final answer
   x = 73,087.32