Finding the Fourth Proportional to 109,523.04, 151,072.20 and 71,799.72

Step by Step Solution

1. Step 1: Write the proportion equation
   109,523.04 : 151,072.20 = 71,799.72 : x
2. Step 2: Convert to fraction form
   109,523.04/151,072.20 = 71,799.72/x
3. Step 3: Cross multiply
   109,523.04x = 151,072.20 × 71,799.72
4. Step 4: Simplify right side
   109,523.04x = 10,846,941,659.78
5. Step 5: Solve for x
   x = 10,846,941,659.78/109,523.04
6. Step 6: Final answer
   x = 99,037.99