Finding the Third Proportional to 108,476.72 and 222,238.69

Step by Step Solution

1. Step 1: Write the proportion equation
   108,476.72 : 222,238.69 = 222,238.69 : x
2. Step 2: Convert to fraction form
   108,476.72/222,238.69 = 222,238.69/x
3. Step 3: Cross multiply
   108,476.72x = 222,238.69 × 222,238.69
4. Step 4: Simplify right side
   108,476.72x = 49,390,034,221.72
5. Step 5: Solve for x
   x = 49,390,034,221.72/108,476.72
6. Step 6: Final answer
   x = 455,305.39