Finding the Third Proportional to 36,216.75 and 55,405.50

Step by Step Solution

1. Step 1: Write the proportion equation
   36,216.75 : 55,405.50 = 55,405.50 : x
2. Step 2: Convert to fraction form
   36,216.75/55,405.50 = 55,405.50/x
3. Step 3: Cross multiply
   36,216.75x = 55,405.50 × 55,405.50
4. Step 4: Simplify right side
   36,216.75x = 3,069,769,430.25
5. Step 5: Solve for x
   x = 3,069,769,430.25/36,216.75
6. Step 6: Final answer
   x = 84,761.04