Finding the Fourth Proportional to 123,504.42, 170,433.86 and 69,788.29

Step by Step Solution

1. Step 1: Write the proportion equation
   123,504.42 : 170,433.86 = 69,788.29 : x
2. Step 2: Convert to fraction form
   123,504.42/170,433.86 = 69,788.29/x
3. Step 3: Cross multiply
   123,504.42x = 170,433.86 × 69,788.29
4. Step 4: Simplify right side
   123,504.42x = 11,894,287,647.50
5. Step 5: Solve for x
   x = 11,894,287,647.50/123,504.42
6. Step 6: Final answer
   x = 96,306.57