Finding the Third Proportional to 107,218.69 and 235,441.69

Step by Step Solution

1. Step 1: Write the proportion equation
   107,218.69 : 235,441.69 = 235,441.69 : x
2. Step 2: Convert to fraction form
   107,218.69/235,441.69 = 235,441.69/x
3. Step 3: Cross multiply
   107,218.69x = 235,441.69 × 235,441.69
4. Step 4: Simplify right side
   107,218.69x = 55,432,788,212.85
5. Step 5: Solve for x
   x = 55,432,788,212.85/107,218.69
6. Step 6: Final answer
   x = 517,006.78