Finding the Fourth Proportional to 109,996.50, 151,834.53 and 65,284.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,996.50 : 151,834.53 = 65,284.50 : x
2. Step 2: Convert to fraction form
   109,996.50/151,834.53 = 65,284.50/x
3. Step 3: Cross multiply
   109,996.50x = 151,834.53 × 65,284.50
4. Step 4: Simplify right side
   109,996.50x = 9,912,441,373.79
5. Step 5: Solve for x
   x = 9,912,441,373.79/109,996.50
6. Step 6: Final answer
   x = 90,115.97