Finding the Third Proportional to 55,493.72 and 119,854.69

Step by Step Solution

1. Step 1: Write the proportion equation
   55,493.72 : 119,854.69 = 119,854.69 : x
2. Step 2: Convert to fraction form
   55,493.72/119,854.69 = 119,854.69/x
3. Step 3: Cross multiply
   55,493.72x = 119,854.69 × 119,854.69
4. Step 4: Simplify right side
   55,493.72x = 14,365,146,115.72
5. Step 5: Solve for x
   x = 14,365,146,115.72/55,493.72
6. Step 6: Final answer
   x = 258,860.76