Finding the Third Proportional to 7,155 and 13,581

Step by Step Solution

1. Step 1: Write the proportion equation
   7,155 : 13,581 = 13,581 : x
2. Step 2: Convert to fraction form
   7,155/13,581 = 13,581/x
3. Step 3: Cross multiply
   7,155x = 13,581 × 13,581
4. Step 4: Simplify right side
   7,155x = 184,443,561
5. Step 5: Solve for x
   x = 184,443,561/7,155
6. Step 6: Final answer
   x = 25,778.28