Finding the Third Proportional to 2,671,152 and 4,138,656

Step by Step Solution

1. Step 1: Write the proportion equation
   2,671,152 : 4,138,656 = 4,138,656 : x
2. Step 2: Convert to fraction form
   2,671,152/4,138,656 = 4,138,656/x
3. Step 3: Cross multiply
   2,671,152x = 4,138,656 × 4,138,656
4. Step 4: Simplify right side
   2,671,152x = 17,128,473,486,336
5. Step 5: Solve for x
   x = 17,128,473,486,336/2,671,152
6. Step 6: Final answer
   x = 6,412,391.91