Finding the Third Proportional to 1,131,260 and 1,582,406

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131,260 : 1,582,406 = 1,582,406 : x
2. Step 2: Convert to fraction form
   1,131,260/1,582,406 = 1,582,406/x
3. Step 3: Cross multiply
   1,131,260x = 1,582,406 × 1,582,406
4. Step 4: Simplify right side
   1,131,260x = 2,504,008,748,836
5. Step 5: Solve for x
   x = 2,504,008,748,836/1,131,260
6. Step 6: Final answer
   x = 2,213,468.83