Finding the Fourth Proportional to 9,841.02, 13,580.16 and 5,364.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,841.02 : 13,580.16 = 5,364.78 : x
2. Step 2: Convert to fraction form
   9,841.02/13,580.16 = 5,364.78/x
3. Step 3: Cross multiply
   9,841.02x = 13,580.16 × 5,364.78
4. Step 4: Simplify right side
   9,841.02x = 72,854,570.76
5. Step 5: Solve for x
   x = 72,854,570.76/9,841.02
6. Step 6: Final answer
   x = 7,403.15