Finding the Fourth Proportional to 144,333.39, 216,532.89 and 65,470.17

Step by Step Solution

1. Step 1: Write the proportion equation
   144,333.39 : 216,532.89 = 65,470.17 : x
2. Step 2: Convert to fraction form
   144,333.39/216,532.89 = 65,470.17/x
3. Step 3: Cross multiply
   144,333.39x = 216,532.89 × 65,470.17
4. Step 4: Simplify right side
   144,333.39x = 14,176,445,118.89
5. Step 5: Solve for x
   x = 14,176,445,118.89/144,333.39
6. Step 6: Final answer
   x = 98,220.14