Finding the Fourth Proportional to 144,116.10, 216,044.55 and 94,220.10

Step by Step Solution

1. Step 1: Write the proportion equation
   144,116.10 : 216,044.55 = 94,220.10 : x
2. Step 2: Convert to fraction form
   144,116.10/216,044.55 = 94,220.10/x
3. Step 3: Cross multiply
   144,116.10x = 216,044.55 × 94,220.10
4. Step 4: Simplify right side
   144,116.10x = 20,355,739,105.46
5. Step 5: Solve for x
   x = 20,355,739,105.46/144,116.10
6. Step 6: Final answer
   x = 141,245.42