Finding the Third Proportional to 68,083.50 and 149,086.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,083.50 : 149,086.50 = 149,086.50 : x
2. Step 2: Convert to fraction form
   68,083.50/149,086.50 = 149,086.50/x
3. Step 3: Cross multiply
   68,083.50x = 149,086.50 × 149,086.50
4. Step 4: Simplify right side
   68,083.50x = 22,226,784,482.25
5. Step 5: Solve for x
   x = 22,226,784,482.25/68,083.50
6. Step 6: Final answer
   x = 326,463.60