Finding the Third Proportional to 219,189.50 and 471,670

Step by Step Solution

1. Step 1: Write the proportion equation
   219,189.50 : 471,670 = 471,670 : x
2. Step 2: Convert to fraction form
   219,189.50/471,670 = 471,670/x
3. Step 3: Cross multiply
   219,189.50x = 471,670 × 471,670
4. Step 4: Simplify right side
   219,189.50x = 222,472,588,900
5. Step 5: Solve for x
   x = 222,472,588,900/219,189.50
6. Step 6: Final answer
   x = 1,014,978.31