Finding the Third Proportional to 11,528 and 25,288

Step by Step Solution

1. Step 1: Write the proportion equation
   11,528 : 25,288 = 25,288 : x
2. Step 2: Convert to fraction form
   11,528/25,288 = 25,288/x
3. Step 3: Cross multiply
   11,528x = 25,288 × 25,288
4. Step 4: Simplify right side
   11,528x = 639,482,944
5. Step 5: Solve for x
   x = 639,482,944/11,528
6. Step 6: Final answer
   x = 55,472.15