Finding the Fourth Proportional to 123,828.96, 170,885.52 and 67,241.28

Step by Step Solution

1. Step 1: Write the proportion equation
   123,828.96 : 170,885.52 = 67,241.28 : x
2. Step 2: Convert to fraction form
   123,828.96/170,885.52 = 67,241.28/x
3. Step 3: Cross multiply
   123,828.96x = 170,885.52 × 67,241.28
4. Step 4: Simplify right side
   123,828.96x = 11,490,561,098.27
5. Step 5: Solve for x
   x = 11,490,561,098.27/123,828.96
6. Step 6: Final answer
   x = 92,793.81