Finding the Fourth Proportional to 9,521.37, 13,140.63 and 5,984.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,521.37 : 13,140.63 = 5,984.10 : x
2. Step 2: Convert to fraction form
   9,521.37/13,140.63 = 5,984.10/x
3. Step 3: Cross multiply
   9,521.37x = 13,140.63 × 5,984.10
4. Step 4: Simplify right side
   9,521.37x = 78,634,843.98
5. Step 5: Solve for x
   x = 78,634,843.98/9,521.37
6. Step 6: Final answer
   x = 8,258.77