Finding the Fourth Proportional to 144,454.35, 199,345.86 and 80,792.10

Step by Step Solution

1. Step 1: Write the proportion equation
   144,454.35 : 199,345.86 = 80,792.10 : x
2. Step 2: Convert to fraction form
   144,454.35/199,345.86 = 80,792.10/x
3. Step 3: Cross multiply
   144,454.35x = 199,345.86 × 80,792.10
4. Step 4: Simplify right side
   144,454.35x = 16,105,570,655.71
5. Step 5: Solve for x
   x = 16,105,570,655.71/144,454.35
6. Step 6: Final answer
   x = 111,492.46