Finding the Third Proportional to 79,366.50 and 123,147

Step by Step Solution

1. Step 1: Write the proportion equation
   79,366.50 : 123,147 = 123,147 : x
2. Step 2: Convert to fraction form
   79,366.50/123,147 = 123,147/x
3. Step 3: Cross multiply
   79,366.50x = 123,147 × 123,147
4. Step 4: Simplify right side
   79,366.50x = 15,165,183,609
5. Step 5: Solve for x
   x = 15,165,183,609/79,366.50
6. Step 6: Final answer
   x = 191,077.89