Finding the Fourth Proportional to 10,995.21, 16,498.08 and 5,152.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,995.21 : 16,498.08 = 5,152.14 : x
2. Step 2: Convert to fraction form
   10,995.21/16,498.08 = 5,152.14/x
3. Step 3: Cross multiply
   10,995.21x = 16,498.08 × 5,152.14
4. Step 4: Simplify right side
   10,995.21x = 85,000,417.89
5. Step 5: Solve for x
   x = 85,000,417.89/10,995.21
6. Step 6: Final answer
   x = 7,730.68