Finding the Third Proportional to 216,880 and 469,954

Step by Step Solution

1. Step 1: Write the proportion equation
   216,880 : 469,954 = 469,954 : x
2. Step 2: Convert to fraction form
   216,880/469,954 = 469,954/x
3. Step 3: Cross multiply
   216,880x = 469,954 × 469,954
4. Step 4: Simplify right side
   216,880x = 220,856,762,116
5. Step 5: Solve for x
   x = 220,856,762,116/216,880
6. Step 6: Final answer
   x = 1,018,336.23