Finding the Fourth Proportional to 144,570.42, 216,724.41 and 107,085.24

Step by Step Solution

1. Step 1: Write the proportion equation
   144,570.42 : 216,724.41 = 107,085.24 : x
2. Step 2: Convert to fraction form
   144,570.42/216,724.41 = 107,085.24/x
3. Step 3: Cross multiply
   144,570.42x = 216,724.41 × 107,085.24
4. Step 4: Simplify right side
   144,570.42x = 23,207,985,458.71
5. Step 5: Solve for x
   x = 23,207,985,458.71/144,570.42
6. Step 6: Final answer
   x = 160,530.66