Finding the Third Proportional to 103,550 and 222,040

Step by Step Solution

1. Step 1: Write the proportion equation
   103,550 : 222,040 = 222,040 : x
2. Step 2: Convert to fraction form
   103,550/222,040 = 222,040/x
3. Step 3: Cross multiply
   103,550x = 222,040 × 222,040
4. Step 4: Simplify right side
   103,550x = 49,301,761,600
5. Step 5: Solve for x
   x = 49,301,761,600/103,550
6. Step 6: Final answer
   x = 476,115.52