Finding the Fourth Proportional to 144,118.87, 216,173.61 and 65,233.15

Step by Step Solution

1. Step 1: Write the proportion equation
   144,118.87 : 216,173.61 = 65,233.15 : x
2. Step 2: Convert to fraction form
   144,118.87/216,173.61 = 65,233.15/x
3. Step 3: Cross multiply
   144,118.87x = 216,173.61 × 65,233.15
4. Step 4: Simplify right side
   144,118.87x = 14,101,685,527.17
5. Step 5: Solve for x
   x = 14,101,685,527.17/144,118.87
6. Step 6: Final answer
   x = 97,847.60