Finding the Third Proportional to 11,090 and 23,900

Step by Step Solution

1. Step 1: Write the proportion equation
   11,090 : 23,900 = 23,900 : x
2. Step 2: Convert to fraction form
   11,090/23,900 = 23,900/x
3. Step 3: Cross multiply
   11,090x = 23,900 × 23,900
4. Step 4: Simplify right side
   11,090x = 571,210,000
5. Step 5: Solve for x
   x = 571,210,000/11,090
6. Step 6: Final answer
   x = 51,506.76