Finding the Third Proportional to 11,100 and 12,060

Step by Step Solution

1. Step 1: Write the proportion equation
   11,100 : 12,060 = 12,060 : x
2. Step 2: Convert to fraction form
   11,100/12,060 = 12,060/x
3. Step 3: Cross multiply
   11,100x = 12,060 × 12,060
4. Step 4: Simplify right side
   11,100x = 145,443,600
5. Step 5: Solve for x
   x = 145,443,600/11,100
6. Step 6: Final answer
   x = 13,103.03