Finding the Third Proportional to 213,253 and 452,746

Step by Step Solution

1. Step 1: Write the proportion equation
   213,253 : 452,746 = 452,746 : x
2. Step 2: Convert to fraction form
   213,253/452,746 = 452,746/x
3. Step 3: Cross multiply
   213,253x = 452,746 × 452,746
4. Step 4: Simplify right side
   213,253x = 204,978,940,516
5. Step 5: Solve for x
   x = 204,978,940,516/213,253
6. Step 6: Final answer
   x = 961,200.74