Finding the Third Proportional to 36,798.75 and 79,699.50

Step by Step Solution

1. Step 1: Write the proportion equation
   36,798.75 : 79,699.50 = 79,699.50 : x
2. Step 2: Convert to fraction form
   36,798.75/79,699.50 = 79,699.50/x
3. Step 3: Cross multiply
   36,798.75x = 79,699.50 × 79,699.50
4. Step 4: Simplify right side
   36,798.75x = 6,352,010,300.25
5. Step 5: Solve for x
   x = 6,352,010,300.25/36,798.75
6. Step 6: Final answer
   x = 172,614.84