Finding the Third Proportional to 67,179 and 90,922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,179 : 90,922.50 = 90,922.50 : x
2. Step 2: Convert to fraction form
   67,179/90,922.50 = 90,922.50/x
3. Step 3: Cross multiply
   67,179x = 90,922.50 × 90,922.50
4. Step 4: Simplify right side
   67,179x = 8,266,901,006.25
5. Step 5: Solve for x
   x = 8,266,901,006.25/67,179
6. Step 6: Final answer
   x = 123,057.82