Finding the Fourth Proportional to 9,587.34, 13,230.99 and 5,395.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,587.34 : 13,230.99 = 5,395.50 : x
2. Step 2: Convert to fraction form
   9,587.34/13,230.99 = 5,395.50/x
3. Step 3: Cross multiply
   9,587.34x = 13,230.99 × 5,395.50
4. Step 4: Simplify right side
   9,587.34x = 71,387,806.55
5. Step 5: Solve for x
   x = 71,387,806.55/9,587.34
6. Step 6: Final answer
   x = 7,446.05