Finding the Third Proportional to 1,741,396 and 2,638,376

Step by Step Solution

1. Step 1: Write the proportion equation
   1,741,396 : 2,638,376 = 2,638,376 : x
2. Step 2: Convert to fraction form
   1,741,396/2,638,376 = 2,638,376/x
3. Step 3: Cross multiply
   1,741,396x = 2,638,376 × 2,638,376
4. Step 4: Simplify right side
   1,741,396x = 6,961,027,917,376
5. Step 5: Solve for x
   x = 6,961,027,917,376/1,741,396
6. Step 6: Final answer
   x = 3,997,383.66