Finding the Third Proportional to 218,018.50 and 467,559

Step by Step Solution

1. Step 1: Write the proportion equation
   218,018.50 : 467,559 = 467,559 : x
2. Step 2: Convert to fraction form
   218,018.50/467,559 = 467,559/x
3. Step 3: Cross multiply
   218,018.50x = 467,559 × 467,559
4. Step 4: Simplify right side
   218,018.50x = 218,611,418,481
5. Step 5: Solve for x
   x = 218,611,418,481/218,018.50
6. Step 6: Final answer
   x = 1,002,719.58