Finding the Third Proportional to 103,081.50 and 223,656

Step by Step Solution

1. Step 1: Write the proportion equation
   103,081.50 : 223,656 = 223,656 : x
2. Step 2: Convert to fraction form
   103,081.50/223,656 = 223,656/x
3. Step 3: Cross multiply
   103,081.50x = 223,656 × 223,656
4. Step 4: Simplify right side
   103,081.50x = 50,022,006,336
5. Step 5: Solve for x
   x = 50,022,006,336/103,081.50
6. Step 6: Final answer
   x = 485,266.57