Finding the Fourth Proportional to 9,863.91, 14,801.31 and 5,483.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,863.91 : 14,801.31 = 5,483.79 : x
2. Step 2: Convert to fraction form
   9,863.91/14,801.31 = 5,483.79/x
3. Step 3: Cross multiply
   9,863.91x = 14,801.31 × 5,483.79
4. Step 4: Simplify right side
   9,863.91x = 81,167,275.76
5. Step 5: Solve for x
   x = 81,167,275.76/9,863.91
6. Step 6: Final answer
   x = 8,228.71