Finding the Third Proportional to 921,716 and 1,917,004

Step by Step Solution

1. Step 1: Write the proportion equation
   921,716 : 1,917,004 = 1,917,004 : x
2. Step 2: Convert to fraction form
   921,716/1,917,004 = 1,917,004/x
3. Step 3: Cross multiply
   921,716x = 1,917,004 × 1,917,004
4. Step 4: Simplify right side
   921,716x = 3,674,904,336,016
5. Step 5: Solve for x
   x = 3,674,904,336,016/921,716
6. Step 6: Final answer
   x = 3,987,024.57