Finding the Third Proportional to 207,423 and 452,387.25

Step by Step Solution

1. Step 1: Write the proportion equation
   207,423 : 452,387.25 = 452,387.25 : x
2. Step 2: Convert to fraction form
   207,423/452,387.25 = 452,387.25/x
3. Step 3: Cross multiply
   207,423x = 452,387.25 × 452,387.25
4. Step 4: Simplify right side
   207,423x = 204,654,223,962.56
5. Step 5: Solve for x
   x = 204,654,223,962.56/207,423
6. Step 6: Final answer
   x = 986,651.55