Finding the Fourth Proportional to 107,796.92, 161,780.12 and 74,749.52

Step by Step Solution

1. Step 1: Write the proportion equation
   107,796.92 : 161,780.12 = 74,749.52 : x
2. Step 2: Convert to fraction form
   107,796.92/161,780.12 = 74,749.52/x
3. Step 3: Cross multiply
   107,796.92x = 161,780.12 × 74,749.52
4. Step 4: Simplify right side
   107,796.92x = 12,092,985,132.89
5. Step 5: Solve for x
   x = 12,092,985,132.89/107,796.92
6. Step 6: Final answer
   x = 112,183.04