Finding the Fourth Proportional to 65,089.12, 89,823.12 and 35,281.12

Step by Step Solution

1. Step 1: Write the proportion equation
   65,089.12 : 89,823.12 = 35,281.12 : x
2. Step 2: Convert to fraction form
   65,089.12/89,823.12 = 35,281.12/x
3. Step 3: Cross multiply
   65,089.12x = 89,823.12 × 35,281.12
4. Step 4: Simplify right side
   65,089.12x = 3,169,060,275.49
5. Step 5: Solve for x
   x = 3,169,060,275.49/65,089.12
6. Step 6: Final answer
   x = 48,688.02