Finding the Third Proportional to 11,270.31 and 17,543.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,270.31 : 17,543.31 = 17,543.31 : x
2. Step 2: Convert to fraction form
   11,270.31/17,543.31 = 17,543.31/x
3. Step 3: Cross multiply
   11,270.31x = 17,543.31 × 17,543.31
4. Step 4: Simplify right side
   11,270.31x = 307,767,813.47
5. Step 5: Solve for x
   x = 307,767,813.47/11,270.31
6. Step 6: Final answer
   x = 27,307.83