Finding the Third Proportional to 2,315,910 and 5,080,428

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315,910 : 5,080,428 = 5,080,428 : x
2. Step 2: Convert to fraction form
   2,315,910/5,080,428 = 5,080,428/x
3. Step 3: Cross multiply
   2,315,910x = 5,080,428 × 5,080,428
4. Step 4: Simplify right side
   2,315,910x = 25,810,748,663,184
5. Step 5: Solve for x
   x = 25,810,748,663,184/2,315,910
6. Step 6: Final answer
   x = 11,144,970.51