Finding the Third Proportional to 2,570.27 and 5,580.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,570.27 : 5,580.98 = 5,580.98 : x
2. Step 2: Convert to fraction form
   2,570.27/5,580.98 = 5,580.98/x
3. Step 3: Cross multiply
   2,570.27x = 5,580.98 × 5,580.98
4. Step 4: Simplify right side
   2,570.27x = 31,147,386.59
5. Step 5: Solve for x
   x = 31,147,386.59/2,570.27
6. Step 6: Final answer
   x = 12,118.32