Finding the Third Proportional to 428,386 and 940,853

Step by Step Solution

1. Step 1: Write the proportion equation
   428,386 : 940,853 = 940,853 : x
2. Step 2: Convert to fraction form
   428,386/940,853 = 940,853/x
3. Step 3: Cross multiply
   428,386x = 940,853 × 940,853
4. Step 4: Simplify right side
   428,386x = 885,204,367,609
5. Step 5: Solve for x
   x = 885,204,367,609/428,386
6. Step 6: Final answer
   x = 2,066,370.91