Finding the Fourth Proportional to 123,792.78, 170,833.59 and 67,204.14

Step by Step Solution

1. Step 1: Write the proportion equation
   123,792.78 : 170,833.59 = 67,204.14 : x
2. Step 2: Convert to fraction form
   123,792.78/170,833.59 = 67,204.14/x
3. Step 3: Cross multiply
   123,792.78x = 170,833.59 × 67,204.14
4. Step 4: Simplify right side
   123,792.78x = 11,480,724,499.06
5. Step 5: Solve for x
   x = 11,480,724,499.06/123,792.78
6. Step 6: Final answer
   x = 92,741.47