Finding the Third Proportional to 2,639,492 and 4,080,536

Step by Step Solution

1. Step 1: Write the proportion equation
   2,639,492 : 4,080,536 = 4,080,536 : x
2. Step 2: Convert to fraction form
   2,639,492/4,080,536 = 4,080,536/x
3. Step 3: Cross multiply
   2,639,492x = 4,080,536 × 4,080,536
4. Step 4: Simplify right side
   2,639,492x = 16,650,774,047,296
5. Step 5: Solve for x
   x = 16,650,774,047,296/2,639,492
6. Step 6: Final answer
   x = 6,308,325.26