Finding the Third Proportional to 1,211,592 and 1,900,740

Step by Step Solution

1. Step 1: Write the proportion equation
   1,211,592 : 1,900,740 = 1,900,740 : x
2. Step 2: Convert to fraction form
   1,211,592/1,900,740 = 1,900,740/x
3. Step 3: Cross multiply
   1,211,592x = 1,900,740 × 1,900,740
4. Step 4: Simplify right side
   1,211,592x = 3,612,812,547,600
5. Step 5: Solve for x
   x = 3,612,812,547,600/1,211,592
6. Step 6: Final answer
   x = 2,981,872.24