Finding the Third Proportional to 910,663.50 and 1,998,474

Step by Step Solution

1. Step 1: Write the proportion equation
   910,663.50 : 1,998,474 = 1,998,474 : x
2. Step 2: Convert to fraction form
   910,663.50/1,998,474 = 1,998,474/x
3. Step 3: Cross multiply
   910,663.50x = 1,998,474 × 1,998,474
4. Step 4: Simplify right side
   910,663.50x = 3,993,898,328,676
5. Step 5: Solve for x
   x = 3,993,898,328,676/910,663.50
6. Step 6: Final answer
   x = 4,385,701.56