Finding the Third Proportional to 473,649 and 749,920.50

Step by Step Solution

1. Step 1: Write the proportion equation
   473,649 : 749,920.50 = 749,920.50 : x
2. Step 2: Convert to fraction form
   473,649/749,920.50 = 749,920.50/x
3. Step 3: Cross multiply
   473,649x = 749,920.50 × 749,920.50
4. Step 4: Simplify right side
   473,649x = 562,380,756,320.25
5. Step 5: Solve for x
   x = 562,380,756,320.25/473,649
6. Step 6: Final answer
   x = 1,187,336.52