Finding the Third Proportional to 2,856,786 and 3,875,499

Step by Step Solution

1. Step 1: Write the proportion equation
   2,856,786 : 3,875,499 = 3,875,499 : x
2. Step 2: Convert to fraction form
   2,856,786/3,875,499 = 3,875,499/x
3. Step 3: Cross multiply
   2,856,786x = 3,875,499 × 3,875,499
4. Step 4: Simplify right side
   2,856,786x = 15,019,492,499,001
5. Step 5: Solve for x
   x = 15,019,492,499,001/2,856,786
6. Step 6: Final answer
   x = 5,257,479.03