Finding the Third Proportional to 80,123.50 and 124,555.50

Step by Step Solution

1. Step 1: Write the proportion equation
   80,123.50 : 124,555.50 = 124,555.50 : x
2. Step 2: Convert to fraction form
   80,123.50/124,555.50 = 124,555.50/x
3. Step 3: Cross multiply
   80,123.50x = 124,555.50 × 124,555.50
4. Step 4: Simplify right side
   80,123.50x = 15,514,072,580.25
5. Step 5: Solve for x
   x = 15,514,072,580.25/80,123.50
6. Step 6: Final answer
   x = 193,627.00