Finding the Third Proportional to 472,635 and 726,472.50

Step by Step Solution

1. Step 1: Write the proportion equation
   472,635 : 726,472.50 = 726,472.50 : x
2. Step 2: Convert to fraction form
   472,635/726,472.50 = 726,472.50/x
3. Step 3: Cross multiply
   472,635x = 726,472.50 × 726,472.50
4. Step 4: Simplify right side
   472,635x = 527,762,293,256.25
5. Step 5: Solve for x
   x = 527,762,293,256.25/472,635
6. Step 6: Final answer
   x = 1,116,638.19