Finding the Fourth Proportional to 147,863.28, 204,051.96 and 80,796.72

Step by Step Solution

1. Step 1: Write the proportion equation
   147,863.28 : 204,051.96 = 80,796.72 : x
2. Step 2: Convert to fraction form
   147,863.28/204,051.96 = 80,796.72/x
3. Step 3: Cross multiply
   147,863.28x = 204,051.96 × 80,796.72
4. Step 4: Simplify right side
   147,863.28x = 16,486,729,077.57
5. Step 5: Solve for x
   x = 16,486,729,077.57/147,863.28
6. Step 6: Final answer
   x = 111,499.82