Finding the Third Proportional to 904,276 and 1,397,986

Step by Step Solution

1. Step 1: Write the proportion equation
   904,276 : 1,397,986 = 1,397,986 : x
2. Step 2: Convert to fraction form
   904,276/1,397,986 = 1,397,986/x
3. Step 3: Cross multiply
   904,276x = 1,397,986 × 1,397,986
4. Step 4: Simplify right side
   904,276x = 1,954,364,856,196
5. Step 5: Solve for x
   x = 1,954,364,856,196/904,276
6. Step 6: Final answer
   x = 2,161,248.18