Finding the Fourth Proportional to 9,929.91, 14,897.37 and 4,384.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,929.91 : 14,897.37 = 4,384.79 : x
2. Step 2: Convert to fraction form
   9,929.91/14,897.37 = 4,384.79/x
3. Step 3: Cross multiply
   9,929.91x = 14,897.37 × 4,384.79
4. Step 4: Simplify right side
   9,929.91x = 65,321,764.52
5. Step 5: Solve for x
   x = 65,321,764.52/9,929.91
6. Step 6: Final answer
   x = 6,578.28