Finding the Fourth Proportional to 89,773.51, 123,896.17 and 67,073.09

Step by Step Solution

1. Step 1: Write the proportion equation
   89,773.51 : 123,896.17 = 67,073.09 : x
2. Step 2: Convert to fraction form
   89,773.51/123,896.17 = 67,073.09/x
3. Step 3: Cross multiply
   89,773.51x = 123,896.17 × 67,073.09
4. Step 4: Simplify right side
   89,773.51x = 8,310,099,103.12
5. Step 5: Solve for x
   x = 8,310,099,103.12/89,773.51
6. Step 6: Final answer
   x = 92,567.39