Finding the Third Proportional to 691,944 and 1,490,592

Step by Step Solution

1. Step 1: Write the proportion equation
   691,944 : 1,490,592 = 1,490,592 : x
2. Step 2: Convert to fraction form
   691,944/1,490,592 = 1,490,592/x
3. Step 3: Cross multiply
   691,944x = 1,490,592 × 1,490,592
4. Step 4: Simplify right side
   691,944x = 2,221,864,510,464
5. Step 5: Solve for x
   x = 2,221,864,510,464/691,944
6. Step 6: Final answer
   x = 3,211,046.72