Finding the Fourth Proportional to 123,012.18, 169,757.40 and 69,298.04

Step by Step Solution

1. Step 1: Write the proportion equation
   123,012.18 : 169,757.40 = 69,298.04 : x
2. Step 2: Convert to fraction form
   123,012.18/169,757.40 = 69,298.04/x
3. Step 3: Cross multiply
   123,012.18x = 169,757.40 × 69,298.04
4. Step 4: Simplify right side
   123,012.18x = 11,763,855,779.76
5. Step 5: Solve for x
   x = 11,763,855,779.76/123,012.18
6. Step 6: Final answer
   x = 95,631.63