Finding the Third Proportional to 111,814.88 and 223,537.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,814.88 : 223,537.50 = 223,537.50 : x
2. Step 2: Convert to fraction form
   111,814.88/223,537.50 = 223,537.50/x
3. Step 3: Cross multiply
   111,814.88x = 223,537.50 × 223,537.50
4. Step 4: Simplify right side
   111,814.88x = 49,969,013,906.25
5. Step 5: Solve for x
   x = 49,969,013,906.25/111,814.88
6. Step 6: Final answer
   x = 446,890.58