Finding the Third Proportional to 207,419.25 and 452,380.50

Step by Step Solution

1. Step 1: Write the proportion equation
   207,419.25 : 452,380.50 = 452,380.50 : x
2. Step 2: Convert to fraction form
   207,419.25/452,380.50 = 452,380.50/x
3. Step 3: Cross multiply
   207,419.25x = 452,380.50 × 452,380.50
4. Step 4: Simplify right side
   207,419.25x = 204,648,116,780.25
5. Step 5: Solve for x
   x = 204,648,116,780.25/207,419.25
6. Step 6: Final answer
   x = 986,639.94