Finding the Fourth Proportional to 9,841.86, 13,581.87 and 5,365.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,841.86 : 13,581.87 = 5,365.62 : x
2. Step 2: Convert to fraction form
   9,841.86/13,581.87 = 5,365.62/x
3. Step 3: Cross multiply
   9,841.86x = 13,581.87 × 5,365.62
4. Step 4: Simplify right side
   9,841.86x = 72,875,153.31
5. Step 5: Solve for x
   x = 72,875,153.31/9,841.86
6. Step 6: Final answer
   x = 7,404.61