Finding the Fourth Proportional to 123,112.76, 169,885.40 and 69,410.97

Step by Step Solution

1. Step 1: Write the proportion equation
   123,112.76 : 169,885.40 = 69,410.97 : x
2. Step 2: Convert to fraction form
   123,112.76/169,885.40 = 69,410.97/x
3. Step 3: Cross multiply
   123,112.76x = 169,885.40 × 69,410.97
4. Step 4: Simplify right side
   123,112.76x = 11,791,910,055.78
5. Step 5: Solve for x
   x = 11,791,910,055.78/123,112.76
6. Step 6: Final answer
   x = 95,781.38