Finding the Third Proportional to 207,407.25 and 452,358

Step by Step Solution

1. Step 1: Write the proportion equation
   207,407.25 : 452,358 = 452,358 : x
2. Step 2: Convert to fraction form
   207,407.25/452,358 = 452,358/x
3. Step 3: Cross multiply
   207,407.25x = 452,358 × 452,358
4. Step 4: Simplify right side
   207,407.25x = 204,627,760,164
5. Step 5: Solve for x
   x = 204,627,760,164/207,407.25
6. Step 6: Final answer
   x = 986,598.88