Finding the Third Proportional to 40,890.75 and 83,285.06

Step by Step Solution

1. Step 1: Write the proportion equation
   40,890.75 : 83,285.06 = 83,285.06 : x
2. Step 2: Convert to fraction form
   40,890.75/83,285.06 = 83,285.06/x
3. Step 3: Cross multiply
   40,890.75x = 83,285.06 × 83,285.06
4. Step 4: Simplify right side
   40,890.75x = 6,936,401,635.63
5. Step 5: Solve for x
   x = 6,936,401,635.63/40,890.75
6. Step 6: Final answer
   x = 169,632.54