Finding the Third Proportional to 404,509.50 and 880,371

Step by Step Solution

1. Step 1: Write the proportion equation
   404,509.50 : 880,371 = 880,371 : x
2. Step 2: Convert to fraction form
   404,509.50/880,371 = 880,371/x
3. Step 3: Cross multiply
   404,509.50x = 880,371 × 880,371
4. Step 4: Simplify right side
   404,509.50x = 775,053,097,641
5. Step 5: Solve for x
   x = 775,053,097,641/404,509.50
6. Step 6: Final answer
   x = 1,916,031.88