Finding the Third Proportional to 493,431 and 1,025,648

Step by Step Solution

1. Step 1: Write the proportion equation
   493,431 : 1,025,648 = 1,025,648 : x
2. Step 2: Convert to fraction form
   493,431/1,025,648 = 1,025,648/x
3. Step 3: Cross multiply
   493,431x = 1,025,648 × 1,025,648
4. Step 4: Simplify right side
   493,431x = 1,051,953,819,904
5. Step 5: Solve for x
   x = 1,051,953,819,904/493,431
6. Step 6: Final answer
   x = 2,131,916.76