Finding the Third Proportional to 374,479.50 and 801,447

Step by Step Solution

1. Step 1: Write the proportion equation
   374,479.50 : 801,447 = 801,447 : x
2. Step 2: Convert to fraction form
   374,479.50/801,447 = 801,447/x
3. Step 3: Cross multiply
   374,479.50x = 801,447 × 801,447
4. Step 4: Simplify right side
   374,479.50x = 642,317,293,809
5. Step 5: Solve for x
   x = 642,317,293,809/374,479.50
6. Step 6: Final answer
   x = 1,715,226.85