Finding the Third Proportional to 10,218.38 and 23,880.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,218.38 : 23,880.38 = 23,880.38 : x
2. Step 2: Convert to fraction form
   10,218.38/23,880.38 = 23,880.38/x
3. Step 3: Cross multiply
   10,218.38x = 23,880.38 × 23,880.38
4. Step 4: Simplify right side
   10,218.38x = 570,272,310.14
5. Step 5: Solve for x
   x = 570,272,310.14/10,218.38
6. Step 6: Final answer
   x = 55,808.51