Finding the Fourth Proportional to 65,039.52, 89,754.12 and 35,231.52

Step by Step Solution

1. Step 1: Write the proportion equation
   65,039.52 : 89,754.12 = 35,231.52 : x
2. Step 2: Convert to fraction form
   65,039.52/89,754.12 = 35,231.52/x
3. Step 3: Cross multiply
   65,039.52x = 89,754.12 × 35,231.52
4. Step 4: Simplify right side
   65,039.52x = 3,162,174,073.86
5. Step 5: Solve for x
   x = 3,162,174,073.86/65,039.52
6. Step 6: Final answer
   x = 48,619.27