Finding the Third Proportional to 13,009.50 and 30,471.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,009.50 : 30,471.75 = 30,471.75 : x
2. Step 2: Convert to fraction form
   13,009.50/30,471.75 = 30,471.75/x
3. Step 3: Cross multiply
   13,009.50x = 30,471.75 × 30,471.75
4. Step 4: Simplify right side
   13,009.50x = 928,527,548.06
5. Step 5: Solve for x
   x = 928,527,548.06/13,009.50
6. Step 6: Final answer
   x = 71,373.04