Finding the Fourth Proportional to 9,841.10, 13,580.63 and 5,364.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,841.10 : 13,580.63 = 5,364.86 : x
2. Step 2: Convert to fraction form
   9,841.10/13,580.63 = 5,364.86/x
3. Step 3: Cross multiply
   9,841.10x = 13,580.63 × 5,364.86
4. Step 4: Simplify right side
   9,841.10x = 72,858,083.93
5. Step 5: Solve for x
   x = 72,858,083.93/9,841.10
6. Step 6: Final answer
   x = 7,403.45