Finding the Fourth Proportional to 123,393.53, 170,281.69 and 69,677.16

Step by Step Solution

1. Step 1: Write the proportion equation
   123,393.53 : 170,281.69 = 69,677.16 : x
2. Step 2: Convert to fraction form
   123,393.53/170,281.69 = 69,677.16/x
3. Step 3: Cross multiply
   123,393.53x = 170,281.69 × 69,677.16
4. Step 4: Simplify right side
   123,393.53x = 11,864,745,096.22
5. Step 5: Solve for x
   x = 11,864,745,096.22/123,393.53
6. Step 6: Final answer
   x = 96,153.71