Finding the Fourth Proportional to 65,153.42, 89,865.38 and 59,793.18

Step by Step Solution

1. Step 1: Write the proportion equation
   65,153.42 : 89,865.38 = 59,793.18 : x
2. Step 2: Convert to fraction form
   65,153.42/89,865.38 = 59,793.18/x
3. Step 3: Cross multiply
   65,153.42x = 89,865.38 × 59,793.18
4. Step 4: Simplify right side
   65,153.42x = 5,373,336,842.11
5. Step 5: Solve for x
   x = 5,373,336,842.11/65,153.42
6. Step 6: Final answer
   x = 82,472.06