Finding the Third Proportional to 208,080 and 297,360

Step by Step Solution

1. Step 1: Write the proportion equation
   208,080 : 297,360 = 297,360 : x
2. Step 2: Convert to fraction form
   208,080/297,360 = 297,360/x
3. Step 3: Cross multiply
   208,080x = 297,360 × 297,360
4. Step 4: Simplify right side
   208,080x = 88,422,969,600
5. Step 5: Solve for x
   x = 88,422,969,600/208,080
6. Step 6: Final answer
   x = 424,946.99