Finding the Fourth Proportional to 123,749.01, 170,772.62 and 67,160.39

Step by Step Solution

1. Step 1: Write the proportion equation
   123,749.01 : 170,772.62 = 67,160.39 : x
2. Step 2: Convert to fraction form
   123,749.01/170,772.62 = 67,160.39/x
3. Step 3: Cross multiply
   123,749.01x = 170,772.62 × 67,160.39
4. Step 4: Simplify right side
   123,749.01x = 11,469,154,570.86
5. Step 5: Solve for x
   x = 11,469,154,570.86/123,749.01
6. Step 6: Final answer
   x = 92,680.78