Finding the Fourth Proportional to 109,227.12, 150,758.01 and 71,479.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,227.12 : 150,758.01 = 71,479.50 : x
2. Step 2: Convert to fraction form
   109,227.12/150,758.01 = 71,479.50/x
3. Step 3: Cross multiply
   109,227.12x = 150,758.01 × 71,479.50
4. Step 4: Simplify right side
   109,227.12x = 10,776,107,175.80
5. Step 5: Solve for x
   x = 10,776,107,175.80/109,227.12
6. Step 6: Final answer
   x = 98,657.80