Finding the Third Proportional to 687,650 and 1,032,774

Step by Step Solution

1. Step 1: Write the proportion equation
   687,650 : 1,032,774 = 1,032,774 : x
2. Step 2: Convert to fraction form
   687,650/1,032,774 = 1,032,774/x
3. Step 3: Cross multiply
   687,650x = 1,032,774 × 1,032,774
4. Step 4: Simplify right side
   687,650x = 1,066,622,135,076
5. Step 5: Solve for x
   x = 1,066,622,135,076/687,650
6. Step 6: Final answer
   x = 1,551,111.95