Finding the Third Proportional to 215,317.50 and 471,459

Step by Step Solution

1. Step 1: Write the proportion equation
   215,317.50 : 471,459 = 471,459 : x
2. Step 2: Convert to fraction form
   215,317.50/471,459 = 471,459/x
3. Step 3: Cross multiply
   215,317.50x = 471,459 × 471,459
4. Step 4: Simplify right side
   215,317.50x = 222,273,588,681
5. Step 5: Solve for x
   x = 222,273,588,681/215,317.50
6. Step 6: Final answer
   x = 1,032,306.19