Finding the Fourth Proportional to 9,483.61, 13,087.83 and 5,235.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,483.61 : 13,087.83 = 5,235.13 : x
2. Step 2: Convert to fraction form
   9,483.61/13,087.83 = 5,235.13/x
3. Step 3: Cross multiply
   9,483.61x = 13,087.83 × 5,235.13
4. Step 4: Simplify right side
   9,483.61x = 68,516,498.01
5. Step 5: Solve for x
   x = 68,516,498.01/9,483.61
6. Step 6: Final answer
   x = 7,224.73