Finding the Fourth Proportional to 9,783.50, 13,501.23 and 5,591.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,783.50 : 13,501.23 = 5,591.84 : x
2. Step 2: Convert to fraction form
   9,783.50/13,501.23 = 5,591.84/x
3. Step 3: Cross multiply
   9,783.50x = 13,501.23 × 5,591.84
4. Step 4: Simplify right side
   9,783.50x = 75,496,717.96
5. Step 5: Solve for x
   x = 75,496,717.96/9,783.50
6. Step 6: Final answer
   x = 7,716.74