Finding the Fourth Proportional to 148,061.78, 204,326.90 and 80,080.10

Step by Step Solution

1. Step 1: Write the proportion equation
   148,061.78 : 204,326.90 = 80,080.10 : x
2. Step 2: Convert to fraction form
   148,061.78/204,326.90 = 80,080.10/x
3. Step 3: Cross multiply
   148,061.78x = 204,326.90 × 80,080.10
4. Step 4: Simplify right side
   148,061.78x = 16,362,517,162.66
5. Step 5: Solve for x
   x = 16,362,517,162.66/148,061.78
6. Step 6: Final answer
   x = 110,511.42