Finding the Third Proportional to 1,811,358 and 2,664,540

Step by Step Solution

1. Step 1: Write the proportion equation
   1,811,358 : 2,664,540 = 2,664,540 : x
2. Step 2: Convert to fraction form
   1,811,358/2,664,540 = 2,664,540/x
3. Step 3: Cross multiply
   1,811,358x = 2,664,540 × 2,664,540
4. Step 4: Simplify right side
   1,811,358x = 7,099,773,411,600
5. Step 5: Solve for x
   x = 7,099,773,411,600/1,811,358
6. Step 6: Final answer
   x = 3,919,585.97