Finding the Third Proportional to 510,610 and 715,528

Step by Step Solution

1. Step 1: Write the proportion equation
   510,610 : 715,528 = 715,528 : x
2. Step 2: Convert to fraction form
   510,610/715,528 = 715,528/x
3. Step 3: Cross multiply
   510,610x = 715,528 × 715,528
4. Step 4: Simplify right side
   510,610x = 511,980,318,784
5. Step 5: Solve for x
   x = 511,980,318,784/510,610
6. Step 6: Final answer
   x = 1,002,683.69