Finding the Fourth Proportional to 15,002.76, 20,698.56 and 9,029.82

Step by Step Solution

1. Step 1: Write the proportion equation
   15,002.76 : 20,698.56 = 9,029.82 : x
2. Step 2: Convert to fraction form
   15,002.76/20,698.56 = 9,029.82/x
3. Step 3: Cross multiply
   15,002.76x = 20,698.56 × 9,029.82
4. Step 4: Simplify right side
   15,002.76x = 186,904,271.06
5. Step 5: Solve for x
   x = 186,904,271.06/15,002.76
6. Step 6: Final answer
   x = 12,457.99