Finding the Third Proportional to 11,572.31 and 17,839.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,572.31 : 17,839.69 = 17,839.69 : x
2. Step 2: Convert to fraction form
   11,572.31/17,839.69 = 17,839.69/x
3. Step 3: Cross multiply
   11,572.31x = 17,839.69 × 17,839.69
4. Step 4: Simplify right side
   11,572.31x = 318,254,450.10
5. Step 5: Solve for x
   x = 318,254,450.10/11,572.31
6. Step 6: Final answer
   x = 27,501.37