Finding the Fourth Proportional to 123,504.75, 170,443.98 and 69,788.52

Step by Step Solution

1. Step 1: Write the proportion equation
   123,504.75 : 170,443.98 = 69,788.52 : x
2. Step 2: Convert to fraction form
   123,504.75/170,443.98 = 69,788.52/x
3. Step 3: Cross multiply
   123,504.75x = 170,443.98 × 69,788.52
4. Step 4: Simplify right side
   123,504.75x = 11,895,033,107.11
5. Step 5: Solve for x
   x = 11,895,033,107.11/123,504.75
6. Step 6: Final answer
   x = 96,312.35