Finding the Third Proportional to 657,895.50 and 991,701

Step by Step Solution

1. Step 1: Write the proportion equation
   657,895.50 : 991,701 = 991,701 : x
2. Step 2: Convert to fraction form
   657,895.50/991,701 = 991,701/x
3. Step 3: Cross multiply
   657,895.50x = 991,701 × 991,701
4. Step 4: Simplify right side
   657,895.50x = 983,470,873,401
5. Step 5: Solve for x
   x = 983,470,873,401/657,895.50
6. Step 6: Final answer
   x = 1,494,873.99