Finding the Third Proportional to 40,993.50 and 55,393.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,993.50 : 55,393.50 = 55,393.50 : x
2. Step 2: Convert to fraction form
   40,993.50/55,393.50 = 55,393.50/x
3. Step 3: Cross multiply
   40,993.50x = 55,393.50 × 55,393.50
4. Step 4: Simplify right side
   40,993.50x = 3,068,439,842.25
5. Step 5: Solve for x
   x = 3,068,439,842.25/40,993.50
6. Step 6: Final answer
   x = 74,851.86