Finding the Third Proportional to 10,870.88 and 23,815.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,870.88 : 23,815.69 = 23,815.69 : x
2. Step 2: Convert to fraction form
   10,870.88/23,815.69 = 23,815.69/x
3. Step 3: Cross multiply
   10,870.88x = 23,815.69 × 23,815.69
4. Step 4: Simplify right side
   10,870.88x = 567,186,971.10
5. Step 5: Solve for x
   x = 567,186,971.10/10,870.88
6. Step 6: Final answer
   x = 52,174.91