Finding the Third Proportional to 11,439.98 and 27,550.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,439.98 : 27,550.13 = 27,550.13 : x
2. Step 2: Convert to fraction form
   11,439.98/27,550.13 = 27,550.13/x
3. Step 3: Cross multiply
   11,439.98x = 27,550.13 × 27,550.13
4. Step 4: Simplify right side
   11,439.98x = 759,009,387.52
5. Step 5: Solve for x
   x = 759,009,387.52/11,439.98
6. Step 6: Final answer
   x = 66,347.07