Finding the Fourth Proportional to 123,792.72, 170,838.04 and 70,076.62

Step by Step Solution

1. Step 1: Write the proportion equation
   123,792.72 : 170,838.04 = 70,076.62 : x
2. Step 2: Convert to fraction form
   123,792.72/170,838.04 = 70,076.62/x
3. Step 3: Cross multiply
   123,792.72x = 170,838.04 × 70,076.62
4. Step 4: Simplify right side
   123,792.72x = 11,971,752,410.62
5. Step 5: Solve for x
   x = 11,971,752,410.62/123,792.72
6. Step 6: Final answer
   x = 96,708.05