Finding the Third Proportional to 1,197,311 and 1,808,414

Step by Step Solution

1. Step 1: Write the proportion equation
   1,197,311 : 1,808,414 = 1,808,414 : x
2. Step 2: Convert to fraction form
   1,197,311/1,808,414 = 1,808,414/x
3. Step 3: Cross multiply
   1,197,311x = 1,808,414 × 1,808,414
4. Step 4: Simplify right side
   1,197,311x = 3,270,361,195,396
5. Step 5: Solve for x
   x = 3,270,361,195,396/1,197,311
6. Step 6: Final answer
   x = 2,731,421.66