Finding the Fourth Proportional to 9,621.57, 13,272.88 and 5,843.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,621.57 : 13,272.88 = 5,843.73 : x
2. Step 2: Convert to fraction form
   9,621.57/13,272.88 = 5,843.73/x
3. Step 3: Cross multiply
   9,621.57x = 13,272.88 × 5,843.73
4. Step 4: Simplify right side
   9,621.57x = 77,563,097.82
5. Step 5: Solve for x
   x = 77,563,097.82/9,621.57
6. Step 6: Final answer
   x = 8,061.38