Finding the Third Proportional to 39,242.25 and 56,043.75

Step by Step Solution

1. Step 1: Write the proportion equation
   39,242.25 : 56,043.75 = 56,043.75 : x
2. Step 2: Convert to fraction form
   39,242.25/56,043.75 = 56,043.75/x
3. Step 3: Cross multiply
   39,242.25x = 56,043.75 × 56,043.75
4. Step 4: Simplify right side
   39,242.25x = 3,140,901,914.06
5. Step 5: Solve for x
   x = 3,140,901,914.06/39,242.25
6. Step 6: Final answer
   x = 80,038.78