Finding the Third Proportional to 912,479 and 1,985,499

Step by Step Solution

1. Step 1: Write the proportion equation
   912,479 : 1,985,499 = 1,985,499 : x
2. Step 2: Convert to fraction form
   912,479/1,985,499 = 1,985,499/x
3. Step 3: Cross multiply
   912,479x = 1,985,499 × 1,985,499
4. Step 4: Simplify right side
   912,479x = 3,942,206,279,001
5. Step 5: Solve for x
   x = 3,942,206,279,001/912,479
6. Step 6: Final answer
   x = 4,320,325.49