Finding the Third Proportional to 133,679.50 and 297,245

Step by Step Solution

1. Step 1: Write the proportion equation
   133,679.50 : 297,245 = 297,245 : x
2. Step 2: Convert to fraction form
   133,679.50/297,245 = 297,245/x
3. Step 3: Cross multiply
   133,679.50x = 297,245 × 297,245
4. Step 4: Simplify right side
   133,679.50x = 88,354,590,025
5. Step 5: Solve for x
   x = 88,354,590,025/133,679.50
6. Step 6: Final answer
   x = 660,943.45