Finding the Third Proportional to 11,292.75 and 17,938.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,292.75 : 17,938.13 = 17,938.13 : x
2. Step 2: Convert to fraction form
   11,292.75/17,938.13 = 17,938.13/x
3. Step 3: Cross multiply
   11,292.75x = 17,938.13 × 17,938.13
4. Step 4: Simplify right side
   11,292.75x = 321,776,328.52
5. Step 5: Solve for x
   x = 321,776,328.52/11,292.75
6. Step 6: Final answer
   x = 28,494.06