Finding the Third Proportional to 68,234.50 and 148,124

Step by Step Solution

1. Step 1: Write the proportion equation
   68,234.50 : 148,124 = 148,124 : x
2. Step 2: Convert to fraction form
   68,234.50/148,124 = 148,124/x
3. Step 3: Cross multiply
   68,234.50x = 148,124 × 148,124
4. Step 4: Simplify right side
   68,234.50x = 21,940,719,376
5. Step 5: Solve for x
   x = 21,940,719,376/68,234.50
6. Step 6: Final answer
   x = 321,548.77