Finding the Third Proportional to 13,850.50 and 30,470

Step by Step Solution

1. Step 1: Write the proportion equation
   13,850.50 : 30,470 = 30,470 : x
2. Step 2: Convert to fraction form
   13,850.50/30,470 = 30,470/x
3. Step 3: Cross multiply
   13,850.50x = 30,470 × 30,470
4. Step 4: Simplify right side
   13,850.50x = 928,420,900
5. Step 5: Solve for x
   x = 928,420,900/13,850.50
6. Step 6: Final answer
   x = 67,031.58