Finding the Third Proportional to 5,480 and 10,160

Step by Step Solution

1. Step 1: Write the proportion equation
   5,480 : 10,160 = 10,160 : x
2. Step 2: Convert to fraction form
   5,480/10,160 = 10,160/x
3. Step 3: Cross multiply
   5,480x = 10,160 × 10,160
4. Step 4: Simplify right side
   5,480x = 103,225,600
5. Step 5: Solve for x
   x = 103,225,600/5,480
6. Step 6: Final answer
   x = 18,836.79