Finding the Third Proportional to 622,264 and 1,357,155

Step by Step Solution

1. Step 1: Write the proportion equation
   622,264 : 1,357,155 = 1,357,155 : x
2. Step 2: Convert to fraction form
   622,264/1,357,155 = 1,357,155/x
3. Step 3: Cross multiply
   622,264x = 1,357,155 × 1,357,155
4. Step 4: Simplify right side
   622,264x = 1,841,869,694,025
5. Step 5: Solve for x
   x = 1,841,869,694,025/622,264
6. Step 6: Final answer
   x = 2,959,948.98