Finding the Third Proportional to 2,758,366 and 4,305,188

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758,366 : 4,305,188 = 4,305,188 : x
2. Step 2: Convert to fraction form
   2,758,366/4,305,188 = 4,305,188/x
3. Step 3: Cross multiply
   2,758,366x = 4,305,188 × 4,305,188
4. Step 4: Simplify right side
   2,758,366x = 18,534,643,715,344
5. Step 5: Solve for x
   x = 18,534,643,715,344/2,758,366
6. Step 6: Final answer
   x = 6,719,428.72