Finding the Third Proportional to 222,179.63 and 317,494.69

Step by Step Solution

1. Step 1: Write the proportion equation
   222,179.63 : 317,494.69 = 317,494.69 : x
2. Step 2: Convert to fraction form
   222,179.63/317,494.69 = 317,494.69/x
3. Step 3: Cross multiply
   222,179.63x = 317,494.69 × 317,494.69
4. Step 4: Simplify right side
   222,179.63x = 100,802,876,590.72
5. Step 5: Solve for x
   x = 100,802,876,590.72/222,179.63
6. Step 6: Final answer
   x = 453,699.91