Finding the Third Proportional to 218,250 and 469,872

Step by Step Solution

1. Step 1: Write the proportion equation
   218,250 : 469,872 = 469,872 : x
2. Step 2: Convert to fraction form
   218,250/469,872 = 469,872/x
3. Step 3: Cross multiply
   218,250x = 469,872 × 469,872
4. Step 4: Simplify right side
   218,250x = 220,779,696,384
5. Step 5: Solve for x
   x = 220,779,696,384/218,250
6. Step 6: Final answer
   x = 1,011,590.82