Finding the Third Proportional to 913,398 and 1,276,986

Step by Step Solution

1. Step 1: Write the proportion equation
   913,398 : 1,276,986 = 1,276,986 : x
2. Step 2: Convert to fraction form
   913,398/1,276,986 = 1,276,986/x
3. Step 3: Cross multiply
   913,398x = 1,276,986 × 1,276,986
4. Step 4: Simplify right side
   913,398x = 1,630,693,244,196
5. Step 5: Solve for x
   x = 1,630,693,244,196/913,398
6. Step 6: Final answer
   x = 1,785,304.15