Finding the Fourth Proportional to 123,498.14, 170,417.93 and 69,789.06

Step by Step Solution

1. Step 1: Write the proportion equation
   123,498.14 : 170,417.93 = 69,789.06 : x
2. Step 2: Convert to fraction form
   123,498.14/170,417.93 = 69,789.06/x
3. Step 3: Cross multiply
   123,498.14x = 170,417.93 × 69,789.06
4. Step 4: Simplify right side
   123,498.14x = 11,893,306,792.90
5. Step 5: Solve for x
   x = 11,893,306,792.90/123,498.14
6. Step 6: Final answer
   x = 96,303.53