Finding the Third Proportional to 13,957.31 and 30,500.30

Step by Step Solution

1. Step 1: Write the proportion equation
   13,957.31 : 30,500.30 = 30,500.30 : x
2. Step 2: Convert to fraction form
   13,957.31/30,500.30 = 30,500.30/x
3. Step 3: Cross multiply
   13,957.31x = 30,500.30 × 30,500.30
4. Step 4: Simplify right side
   13,957.31x = 930,268,109.46
5. Step 5: Solve for x
   x = 930,268,109.46/13,957.31
6. Step 6: Final answer
   x = 66,650.95