Finding the Third Proportional to 13,272 and 28,970

Step by Step Solution

1. Step 1: Write the proportion equation
   13,272 : 28,970 = 28,970 : x
2. Step 2: Convert to fraction form
   13,272/28,970 = 28,970/x
3. Step 3: Cross multiply
   13,272x = 28,970 × 28,970
4. Step 4: Simplify right side
   13,272x = 839,260,900
5. Step 5: Solve for x
   x = 839,260,900/13,272
6. Step 6: Final answer
   x = 63,235.45