Finding the Fourth Proportional to 146,742.72, 202,505.76 and 79,674.72

Step by Step Solution

1. Step 1: Write the proportion equation
   146,742.72 : 202,505.76 = 79,674.72 : x
2. Step 2: Convert to fraction form
   146,742.72/202,505.76 = 79,674.72/x
3. Step 3: Cross multiply
   146,742.72x = 202,505.76 × 79,674.72
4. Step 4: Simplify right side
   146,742.72x = 16,134,589,726.39
5. Step 5: Solve for x
   x = 16,134,589,726.39/146,742.72
6. Step 6: Final answer
   x = 109,951.55