Finding the Third Proportional to 493,606 and 746,484

Step by Step Solution

1. Step 1: Write the proportion equation
   493,606 : 746,484 = 746,484 : x
2. Step 2: Convert to fraction form
   493,606/746,484 = 746,484/x
3. Step 3: Cross multiply
   493,606x = 746,484 × 746,484
4. Step 4: Simplify right side
   493,606x = 557,238,362,256
5. Step 5: Solve for x
   x = 557,238,362,256/493,606
6. Step 6: Final answer
   x = 1,128,913.27