Finding the Fourth Proportional to 150,879.72, 226,368.72 and 71,983.74

Step by Step Solution

1. Step 1: Write the proportion equation
   150,879.72 : 226,368.72 = 71,983.74 : x
2. Step 2: Convert to fraction form
   150,879.72/226,368.72 = 71,983.74/x
3. Step 3: Cross multiply
   150,879.72x = 226,368.72 × 71,983.74
4. Step 4: Simplify right side
   150,879.72x = 16,294,867,084.61
5. Step 5: Solve for x
   x = 16,294,867,084.61/150,879.72
6. Step 6: Final answer
   x = 107,999.05