Finding the Third Proportional to 222,766.45 and 302,671.69

Step by Step Solution

1. Step 1: Write the proportion equation
   222,766.45 : 302,671.69 = 302,671.69 : x
2. Step 2: Convert to fraction form
   222,766.45/302,671.69 = 302,671.69/x
3. Step 3: Cross multiply
   222,766.45x = 302,671.69 × 302,671.69
4. Step 4: Simplify right side
   222,766.45x = 91,610,150,414.10
5. Step 5: Solve for x
   x = 91,610,150,414.10/222,766.45
6. Step 6: Final answer
   x = 411,238.54