Finding the Fourth Proportional to 148,949.76, 205,551.72 and 80,966.76

Step by Step Solution

1. Step 1: Write the proportion equation
   148,949.76 : 205,551.72 = 80,966.76 : x
2. Step 2: Convert to fraction form
   148,949.76/205,551.72 = 80,966.76/x
3. Step 3: Cross multiply
   148,949.76x = 205,551.72 × 80,966.76
4. Step 4: Simplify right side
   148,949.76x = 16,642,856,780.83
5. Step 5: Solve for x
   x = 16,642,856,780.83/148,949.76
6. Step 6: Final answer
   x = 111,734.70