Finding the Third Proportional to 1,917,012 and 4,103,312

Step by Step Solution

1. Step 1: Write the proportion equation
   1,917,012 : 4,103,312 = 4,103,312 : x
2. Step 2: Convert to fraction form
   1,917,012/4,103,312 = 4,103,312/x
3. Step 3: Cross multiply
   1,917,012x = 4,103,312 × 4,103,312
4. Step 4: Simplify right side
   1,917,012x = 16,837,169,369,344
5. Step 5: Solve for x
   x = 16,837,169,369,344/1,917,012
6. Step 6: Final answer
   x = 8,783,027.63