Finding the Fourth Proportional to 123,818.67, 170,868.83 and 67,230.45

Step by Step Solution

1. Step 1: Write the proportion equation
   123,818.67 : 170,868.83 = 67,230.45 : x
2. Step 2: Convert to fraction form
   123,818.67/170,868.83 = 67,230.45/x
3. Step 3: Cross multiply
   123,818.67x = 170,868.83 × 67,230.45
4. Step 4: Simplify right side
   123,818.67x = 11,487,587,995.72
5. Step 5: Solve for x
   x = 11,487,587,995.72/123,818.67
6. Step 6: Final answer
   x = 92,777.51