Finding the Fourth Proportional to 123,113.88, 169,886.95 and 69,412.10

Step by Step Solution

1. Step 1: Write the proportion equation
   123,113.88 : 169,886.95 = 69,412.10 : x
2. Step 2: Convert to fraction form
   123,113.88/169,886.95 = 69,412.10/x
3. Step 3: Cross multiply
   123,113.88x = 169,886.95 × 69,412.10
4. Step 4: Simplify right side
   123,113.88x = 11,792,208,939.13
5. Step 5: Solve for x
   x = 11,792,208,939.13/123,113.88
6. Step 6: Final answer
   x = 95,782.94