Finding the Third Proportional to 5,871,748 and 8,268,486

Step by Step Solution

1. Step 1: Write the proportion equation
   5,871,748 : 8,268,486 = 8,268,486 : x
2. Step 2: Convert to fraction form
   5,871,748/8,268,486 = 8,268,486/x
3. Step 3: Cross multiply
   5,871,748x = 8,268,486 × 8,268,486
4. Step 4: Simplify right side
   5,871,748x = 68,367,860,732,196
5. Step 5: Solve for x
   x = 68,367,860,732,196/5,871,748
6. Step 6: Final answer
   x = 11,643,527.74