Finding the Third Proportional to 331,526 and 500,046

Step by Step Solution

1. Step 1: Write the proportion equation
   331,526 : 500,046 = 500,046 : x
2. Step 2: Convert to fraction form
   331,526/500,046 = 500,046/x
3. Step 3: Cross multiply
   331,526x = 500,046 × 500,046
4. Step 4: Simplify right side
   331,526x = 250,046,002,116
5. Step 5: Solve for x
   x = 250,046,002,116/331,526
6. Step 6: Final answer
   x = 754,227.43