Finding the Fourth Proportional to 9,483.66, 13,087.86 and 5,291.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,483.66 : 13,087.86 = 5,291.91 : x
2. Step 2: Convert to fraction form
   9,483.66/13,087.86 = 5,291.91/x
3. Step 3: Cross multiply
   9,483.66x = 13,087.86 × 5,291.91
4. Step 4: Simplify right side
   9,483.66x = 69,259,777.21
5. Step 5: Solve for x
   x = 69,259,777.21/9,483.66
6. Step 6: Final answer
   x = 7,303.06