Finding the Third Proportional to 7,842.50 and 16,764.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,842.50 : 16,764.50 = 16,764.50 : x
2. Step 2: Convert to fraction form
   7,842.50/16,764.50 = 16,764.50/x
3. Step 3: Cross multiply
   7,842.50x = 16,764.50 × 16,764.50
4. Step 4: Simplify right side
   7,842.50x = 281,048,460.25
5. Step 5: Solve for x
   x = 281,048,460.25/7,842.50
6. Step 6: Final answer
   x = 35,836.59