Finding the Third Proportional to 493,428 and 1,025,642

Step by Step Solution

1. Step 1: Write the proportion equation
   493,428 : 1,025,642 = 1,025,642 : x
2. Step 2: Convert to fraction form
   493,428/1,025,642 = 1,025,642/x
3. Step 3: Cross multiply
   493,428x = 1,025,642 × 1,025,642
4. Step 4: Simplify right side
   493,428x = 1,051,941,512,164
5. Step 5: Solve for x
   x = 1,051,941,512,164/493,428
6. Step 6: Final answer
   x = 2,131,904.78