Finding the Third Proportional to 35,700.75 and 54,310.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,700.75 : 54,310.50 = 54,310.50 : x
2. Step 2: Convert to fraction form
   35,700.75/54,310.50 = 54,310.50/x
3. Step 3: Cross multiply
   35,700.75x = 54,310.50 × 54,310.50
4. Step 4: Simplify right side
   35,700.75x = 2,949,630,410.25
5. Step 5: Solve for x
   x = 2,949,630,410.25/35,700.75
6. Step 6: Final answer
   x = 82,620.96