Finding the Third Proportional to 31,549.50 and 73,725.19

Step by Step Solution

1. Step 1: Write the proportion equation
   31,549.50 : 73,725.19 = 73,725.19 : x
2. Step 2: Convert to fraction form
   31,549.50/73,725.19 = 73,725.19/x
3. Step 3: Cross multiply
   31,549.50x = 73,725.19 × 73,725.19
4. Step 4: Simplify right side
   31,549.50x = 5,435,403,271.91
5. Step 5: Solve for x
   x = 5,435,403,271.91/31,549.50
6. Step 6: Final answer
   x = 172,281.76