Finding the Third Proportional to 748,631 and 1,151,862

Step by Step Solution

1. Step 1: Write the proportion equation
   748,631 : 1,151,862 = 1,151,862 : x
2. Step 2: Convert to fraction form
   748,631/1,151,862 = 1,151,862/x
3. Step 3: Cross multiply
   748,631x = 1,151,862 × 1,151,862
4. Step 4: Simplify right side
   748,631x = 1,326,786,067,044
5. Step 5: Solve for x
   x = 1,326,786,067,044/748,631
6. Step 6: Final answer
   x = 1,772,283.10