Finding the Third Proportional to 2,575.55 and 5,547.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575.55 : 5,547.87 = 5,547.87 : x
2. Step 2: Convert to fraction form
   2,575.55/5,547.87 = 5,547.87/x
3. Step 3: Cross multiply
   2,575.55x = 5,547.87 × 5,547.87
4. Step 4: Simplify right side
   2,575.55x = 30,778,830.33
5. Step 5: Solve for x
   x = 30,778,830.33/2,575.55
6. Step 6: Final answer
   x = 11,950.41