Finding the Third Proportional to 20,620.83 and 27,846.28

Step by Step Solution

1. Step 1: Write the proportion equation
   20,620.83 : 27,846.28 = 27,846.28 : x
2. Step 2: Convert to fraction form
   20,620.83/27,846.28 = 27,846.28/x
3. Step 3: Cross multiply
   20,620.83x = 27,846.28 × 27,846.28
4. Step 4: Simplify right side
   20,620.83x = 775,415,379.45
5. Step 5: Solve for x
   x = 775,415,379.45/20,620.83
6. Step 6: Final answer
   x = 37,603.50