Finding the Third Proportional to 1,189,760 and 1,812,516

Step by Step Solution

1. Step 1: Write the proportion equation
   1,189,760 : 1,812,516 = 1,812,516 : x
2. Step 2: Convert to fraction form
   1,189,760/1,812,516 = 1,812,516/x
3. Step 3: Cross multiply
   1,189,760x = 1,812,516 × 1,812,516
4. Step 4: Simplify right side
   1,189,760x = 3,285,214,250,256
5. Step 5: Solve for x
   x = 3,285,214,250,256/1,189,760
6. Step 6: Final answer
   x = 2,761,241.13