Finding the Third Proportional to 582,429 and 1,245,819

Step by Step Solution

1. Step 1: Write the proportion equation
   582,429 : 1,245,819 = 1,245,819 : x
2. Step 2: Convert to fraction form
   582,429/1,245,819 = 1,245,819/x
3. Step 3: Cross multiply
   582,429x = 1,245,819 × 1,245,819
4. Step 4: Simplify right side
   582,429x = 1,552,064,980,761
5. Step 5: Solve for x
   x = 1,552,064,980,761/582,429
6. Step 6: Final answer
   x = 2,664,814.05