Finding the Third Proportional to 79,807.50 and 133,012.69

Step by Step Solution

1. Step 1: Write the proportion equation
   79,807.50 : 133,012.69 = 133,012.69 : x
2. Step 2: Convert to fraction form
   79,807.50/133,012.69 = 133,012.69/x
3. Step 3: Cross multiply
   79,807.50x = 133,012.69 × 133,012.69
4. Step 4: Simplify right side
   79,807.50x = 17,692,375,035.97
5. Step 5: Solve for x
   x = 17,692,375,035.97/79,807.50
6. Step 6: Final answer
   x = 221,688.13