Finding the Third Proportional to 11,347.31 and 27,456.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,347.31 : 27,456.75 = 27,456.75 : x
2. Step 2: Convert to fraction form
   11,347.31/27,456.75 = 27,456.75/x
3. Step 3: Cross multiply
   11,347.31x = 27,456.75 × 27,456.75
4. Step 4: Simplify right side
   11,347.31x = 753,873,120.56
5. Step 5: Solve for x
   x = 753,873,120.56/11,347.31
6. Step 6: Final answer
   x = 66,436.27