Finding the Third Proportional to 20,573.50 and 30,725.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,573.50 : 30,725.50 = 30,725.50 : x
2. Step 2: Convert to fraction form
   20,573.50/30,725.50 = 30,725.50/x
3. Step 3: Cross multiply
   20,573.50x = 30,725.50 × 30,725.50
4. Step 4: Simplify right side
   20,573.50x = 944,056,350.25
5. Step 5: Solve for x
   x = 944,056,350.25/20,573.50
6. Step 6: Final answer
   x = 45,887.01