Finding the Fourth Proportional to 107,899.92, 161,869.32 and 33,018.72

Step by Step Solution

1. Step 1: Write the proportion equation
   107,899.92 : 161,869.32 = 33,018.72 : x
2. Step 2: Convert to fraction form
   107,899.92/161,869.32 = 33,018.72/x
3. Step 3: Cross multiply
   107,899.92x = 161,869.32 × 33,018.72
4. Step 4: Simplify right side
   107,899.92x = 5,344,717,753.67
5. Step 5: Solve for x
   x = 5,344,717,753.67/107,899.92
6. Step 6: Final answer
   x = 49,534.03