Finding the Third Proportional to 493,028 and 760,428

Step by Step Solution

1. Step 1: Write the proportion equation
   493,028 : 760,428 = 760,428 : x
2. Step 2: Convert to fraction form
   493,028/760,428 = 760,428/x
3. Step 3: Cross multiply
   493,028x = 760,428 × 760,428
4. Step 4: Simplify right side
   493,028x = 578,250,743,184
5. Step 5: Solve for x
   x = 578,250,743,184/493,028
6. Step 6: Final answer
   x = 1,172,855.79