Finding the Third Proportional to 38,278.50 and 56,080.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,278.50 : 56,080.50 = 56,080.50 : x
2. Step 2: Convert to fraction form
   38,278.50/56,080.50 = 56,080.50/x
3. Step 3: Cross multiply
   38,278.50x = 56,080.50 × 56,080.50
4. Step 4: Simplify right side
   38,278.50x = 3,145,022,480.25
5. Step 5: Solve for x
   x = 3,145,022,480.25/38,278.50
6. Step 6: Final answer
   x = 82,161.59