Finding the Third Proportional to 374,100 and 800,724

Step by Step Solution

1. Step 1: Write the proportion equation
   374,100 : 800,724 = 800,724 : x
2. Step 2: Convert to fraction form
   374,100/800,724 = 800,724/x
3. Step 3: Cross multiply
   374,100x = 800,724 × 800,724
4. Step 4: Simplify right side
   374,100x = 641,158,924,176
5. Step 5: Solve for x
   x = 641,158,924,176/374,100
6. Step 6: Final answer
   x = 1,713,870.42