Finding the Third Proportional to 39,105 and 56,038.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,105 : 56,038.50 = 56,038.50 : x
2. Step 2: Convert to fraction form
   39,105/56,038.50 = 56,038.50/x
3. Step 3: Cross multiply
   39,105x = 56,038.50 × 56,038.50
4. Step 4: Simplify right side
   39,105x = 3,140,313,482.25
5. Step 5: Solve for x
   x = 3,140,313,482.25/39,105
6. Step 6: Final answer
   x = 80,304.65