Finding the Fourth Proportional to 124,360.72, 171,667.56 and 74,050

Step by Step Solution

1. Step 1: Write the proportion equation
   124,360.72 : 171,667.56 = 74,050 : x
2. Step 2: Convert to fraction form
   124,360.72/171,667.56 = 74,050/x
3. Step 3: Cross multiply
   124,360.72x = 171,667.56 × 74,050
4. Step 4: Simplify right side
   124,360.72x = 12,711,982,818
5. Step 5: Solve for x
   x = 12,711,982,818/124,360.72
6. Step 6: Final answer
   x = 102,218.63