Finding the Fourth Proportional to 9,854.94, 14,789.93 and 3,620.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,854.94 : 14,789.93 = 3,620.86 : x
2. Step 2: Convert to fraction form
   9,854.94/14,789.93 = 3,620.86/x
3. Step 3: Cross multiply
   9,854.94x = 14,789.93 × 3,620.86
4. Step 4: Simplify right side
   9,854.94x = 53,552,265.94
5. Step 5: Solve for x
   x = 53,552,265.94/9,854.94
6. Step 6: Final answer
   x = 5,434.05