Finding the Third Proportional to 1,143,870 and 2,486,964

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,870 : 2,486,964 = 2,486,964 : x
2. Step 2: Convert to fraction form
   1,143,870/2,486,964 = 2,486,964/x
3. Step 3: Cross multiply
   1,143,870x = 2,486,964 × 2,486,964
4. Step 4: Simplify right side
   1,143,870x = 6,184,989,937,296
5. Step 5: Solve for x
   x = 6,184,989,937,296/1,143,870
6. Step 6: Final answer
   x = 5,407,074.18