Finding the Third Proportional to 376,044.50 and 820,684

Step by Step Solution

1. Step 1: Write the proportion equation
   376,044.50 : 820,684 = 820,684 : x
2. Step 2: Convert to fraction form
   376,044.50/820,684 = 820,684/x
3. Step 3: Cross multiply
   376,044.50x = 820,684 × 820,684
4. Step 4: Simplify right side
   376,044.50x = 673,522,227,856
5. Step 5: Solve for x
   x = 673,522,227,856/376,044.50
6. Step 6: Final answer
   x = 1,791,070.55