Finding the Third Proportional to 218,964 and 472,936

Step by Step Solution

1. Step 1: Write the proportion equation
   218,964 : 472,936 = 472,936 : x
2. Step 2: Convert to fraction form
   218,964/472,936 = 472,936/x
3. Step 3: Cross multiply
   218,964x = 472,936 × 472,936
4. Step 4: Simplify right side
   218,964x = 223,668,460,096
5. Step 5: Solve for x
   x = 223,668,460,096/218,964
6. Step 6: Final answer
   x = 1,021,485.08