Finding the Third Proportional to 19,842.75 and 41,730.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,842.75 : 41,730.75 = 41,730.75 : x
2. Step 2: Convert to fraction form
   19,842.75/41,730.75 = 41,730.75/x
3. Step 3: Cross multiply
   19,842.75x = 41,730.75 × 41,730.75
4. Step 4: Simplify right side
   19,842.75x = 1,741,455,495.56
5. Step 5: Solve for x
   x = 1,741,455,495.56/19,842.75
6. Step 6: Final answer
   x = 87,762.81