Finding the Fourth Proportional to 9,515.59, 13,131.57 and 5,323.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,515.59 : 13,131.57 = 5,323.84 : x
2. Step 2: Convert to fraction form
   9,515.59/13,131.57 = 5,323.84/x
3. Step 3: Cross multiply
   9,515.59x = 13,131.57 × 5,323.84
4. Step 4: Simplify right side
   9,515.59x = 69,910,377.63
5. Step 5: Solve for x
   x = 69,910,377.63/9,515.59
6. Step 6: Final answer
   x = 7,346.93