Finding the Third Proportional to 1,913,256 and 4,199,716

Step by Step Solution

1. Step 1: Write the proportion equation
   1,913,256 : 4,199,716 = 4,199,716 : x
2. Step 2: Convert to fraction form
   1,913,256/4,199,716 = 4,199,716/x
3. Step 3: Cross multiply
   1,913,256x = 4,199,716 × 4,199,716
4. Step 4: Simplify right side
   1,913,256x = 17,637,614,480,656
5. Step 5: Solve for x
   x = 17,637,614,480,656/1,913,256
6. Step 6: Final answer
   x = 9,218,638.01