Finding the Third Proportional to 10,870 and 23,815

Step by Step Solution

1. Step 1: Write the proportion equation
   10,870 : 23,815 = 23,815 : x
2. Step 2: Convert to fraction form
   10,870/23,815 = 23,815/x
3. Step 3: Cross multiply
   10,870x = 23,815 × 23,815
4. Step 4: Simplify right side
   10,870x = 567,154,225
5. Step 5: Solve for x
   x = 567,154,225/10,870
6. Step 6: Final answer
   x = 52,176.10