Finding the Third Proportional to 36,312.75 and 79,624.69

Step by Step Solution

1. Step 1: Write the proportion equation
   36,312.75 : 79,624.69 = 79,624.69 : x
2. Step 2: Convert to fraction form
   36,312.75/79,624.69 = 79,624.69/x
3. Step 3: Cross multiply
   36,312.75x = 79,624.69 × 79,624.69
4. Step 4: Simplify right side
   36,312.75x = 6,340,090,859.47
5. Step 5: Solve for x
   x = 6,340,090,859.47/36,312.75
6. Step 6: Final answer
   x = 174,596.83