Finding the Third Proportional to 216,372 and 472,110

Step by Step Solution

1. Step 1: Write the proportion equation
   216,372 : 472,110 = 472,110 : x
2. Step 2: Convert to fraction form
   216,372/472,110 = 472,110/x
3. Step 3: Cross multiply
   216,372x = 472,110 × 472,110
4. Step 4: Simplify right side
   216,372x = 222,887,852,100
5. Step 5: Solve for x
   x = 222,887,852,100/216,372
6. Step 6: Final answer
   x = 1,030,114.12