Finding the Third Proportional to 218,964 and 471,700

Step by Step Solution

1. Step 1: Write the proportion equation
   218,964 : 471,700 = 471,700 : x
2. Step 2: Convert to fraction form
   218,964/471,700 = 471,700/x
3. Step 3: Cross multiply
   218,964x = 471,700 × 471,700
4. Step 4: Simplify right side
   218,964x = 222,500,890,000
5. Step 5: Solve for x
   x = 222,500,890,000/218,964
6. Step 6: Final answer
   x = 1,016,152.84