Finding the Fourth Proportional to 144,839.04, 199,578.24 and 116,430.72

Step by Step Solution

1. Step 1: Write the proportion equation
   144,839.04 : 199,578.24 = 116,430.72 : x
2. Step 2: Convert to fraction form
   144,839.04/199,578.24 = 116,430.72/x
3. Step 3: Cross multiply
   144,839.04x = 199,578.24 × 116,430.72
4. Step 4: Simplify right side
   144,839.04x = 23,237,038,179.53
5. Step 5: Solve for x
   x = 23,237,038,179.53/144,839.04
6. Step 6: Final answer
   x = 160,433.53