Finding the Third Proportional to 769,494 and 1,149,931

Step by Step Solution

1. Step 1: Write the proportion equation
   769,494 : 1,149,931 = 1,149,931 : x
2. Step 2: Convert to fraction form
   769,494/1,149,931 = 1,149,931/x
3. Step 3: Cross multiply
   769,494x = 1,149,931 × 1,149,931
4. Step 4: Simplify right side
   769,494x = 1,322,341,304,761
5. Step 5: Solve for x
   x = 1,322,341,304,761/769,494
6. Step 6: Final answer
   x = 1,718,455.64