Finding the Fourth Proportional to 9,459.81, 13,056.80 and 5,483.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,459.81 : 13,056.80 = 5,483.12 : x
2. Step 2: Convert to fraction form
   9,459.81/13,056.80 = 5,483.12/x
3. Step 3: Cross multiply
   9,459.81x = 13,056.80 × 5,483.12
4. Step 4: Simplify right side
   9,459.81x = 71,591,908.52
5. Step 5: Solve for x
   x = 71,591,908.52/9,459.81
6. Step 6: Final answer
   x = 7,568.01