Finding the Third Proportional to 68,229.50 and 148,114

Step by Step Solution

1. Step 1: Write the proportion equation
   68,229.50 : 148,114 = 148,114 : x
2. Step 2: Convert to fraction form
   68,229.50/148,114 = 148,114/x
3. Step 3: Cross multiply
   68,229.50x = 148,114 × 148,114
4. Step 4: Simplify right side
   68,229.50x = 21,937,756,996
5. Step 5: Solve for x
   x = 21,937,756,996/68,229.50
6. Step 6: Final answer
   x = 321,528.91