Finding the Third Proportional to 329,932 and 510,060

Step by Step Solution

1. Step 1: Write the proportion equation
   329,932 : 510,060 = 510,060 : x
2. Step 2: Convert to fraction form
   329,932/510,060 = 510,060/x
3. Step 3: Cross multiply
   329,932x = 510,060 × 510,060
4. Step 4: Simplify right side
   329,932x = 260,161,203,600
5. Step 5: Solve for x
   x = 260,161,203,600/329,932
6. Step 6: Final answer
   x = 788,529.77