Finding the Fourth Proportional to 123,105.58, 169,883.32 and 69,389.56

Step by Step Solution

1. Step 1: Write the proportion equation
   123,105.58 : 169,883.32 = 69,389.56 : x
2. Step 2: Convert to fraction form
   123,105.58/169,883.32 = 69,389.56/x
3. Step 3: Cross multiply
   123,105.58x = 169,883.32 × 69,389.56
4. Step 4: Simplify right side
   123,105.58x = 11,788,128,826.14
5. Step 5: Solve for x
   x = 11,788,128,826.14/123,105.58
6. Step 6: Final answer
   x = 95,756.25