Finding the Fourth Proportional to 144,436.91, 216,706.62 and 64,467.59

Step by Step Solution

1. Step 1: Write the proportion equation
   144,436.91 : 216,706.62 = 64,467.59 : x
2. Step 2: Convert to fraction form
   144,436.91/216,706.62 = 64,467.59/x
3. Step 3: Cross multiply
   144,436.91x = 216,706.62 × 64,467.59
4. Step 4: Simplify right side
   144,436.91x = 13,970,552,444.91
5. Step 5: Solve for x
   x = 13,970,552,444.91/144,436.91
6. Step 6: Final answer
   x = 96,724.26