Finding the Fourth Proportional to 10,929.36, 16,384.20 and 4,002.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,929.36 : 16,384.20 = 4,002.24 : x
2. Step 2: Convert to fraction form
   10,929.36/16,384.20 = 4,002.24/x
3. Step 3: Cross multiply
   10,929.36x = 16,384.20 × 4,002.24
4. Step 4: Simplify right side
   10,929.36x = 65,573,500.61
5. Step 5: Solve for x
   x = 65,573,500.61/10,929.36
6. Step 6: Final answer
   x = 5,999.76