Finding the Fourth Proportional to 125,878.72, 173,712.72 and 69,291.04

Step by Step Solution

1. Step 1: Write the proportion equation
   125,878.72 : 173,712.72 = 69,291.04 : x
2. Step 2: Convert to fraction form
   125,878.72/173,712.72 = 69,291.04/x
3. Step 3: Cross multiply
   125,878.72x = 173,712.72 × 69,291.04
4. Step 4: Simplify right side
   125,878.72x = 12,036,735,030.03
5. Step 5: Solve for x
   x = 12,036,735,030.03/125,878.72
6. Step 6: Final answer
   x = 95,621.68