Finding the Fourth Proportional to 123,081.29, 169,853.24 and 69,356.01

Step by Step Solution

1. Step 1: Write the proportion equation
   123,081.29 : 169,853.24 = 69,356.01 : x
2. Step 2: Convert to fraction form
   123,081.29/169,853.24 = 69,356.01/x
3. Step 3: Cross multiply
   123,081.29x = 169,853.24 × 69,356.01
4. Step 4: Simplify right side
   123,081.29x = 11,780,343,011.97
5. Step 5: Solve for x
   x = 11,780,343,011.97/123,081.29
6. Step 6: Final answer
   x = 95,711.89