Finding the Third Proportional to 13,477.50 and 19,311.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,477.50 : 19,311.75 = 19,311.75 : x
2. Step 2: Convert to fraction form
   13,477.50/19,311.75 = 19,311.75/x
3. Step 3: Cross multiply
   13,477.50x = 19,311.75 × 19,311.75
4. Step 4: Simplify right side
   13,477.50x = 372,943,688.06
5. Step 5: Solve for x
   x = 372,943,688.06/13,477.50
6. Step 6: Final answer
   x = 27,671.58