Finding the Third Proportional to 510,598.50 and 715,511

Step by Step Solution

1. Step 1: Write the proportion equation
   510,598.50 : 715,511 = 715,511 : x
2. Step 2: Convert to fraction form
   510,598.50/715,511 = 715,511/x
3. Step 3: Cross multiply
   510,598.50x = 715,511 × 715,511
4. Step 4: Simplify right side
   510,598.50x = 511,955,991,121
5. Step 5: Solve for x
   x = 511,955,991,121/510,598.50
6. Step 6: Final answer
   x = 1,002,658.63