Finding the Fourth Proportional to 9,842.61, 13,582.67 and 5,366.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,842.61 : 13,582.67 = 5,366.37 : x
2. Step 2: Convert to fraction form
   9,842.61/13,582.67 = 5,366.37/x
3. Step 3: Cross multiply
   9,842.61x = 13,582.67 × 5,366.37
4. Step 4: Simplify right side
   9,842.61x = 72,889,605.98
5. Step 5: Solve for x
   x = 72,889,605.98/9,842.61
6. Step 6: Final answer
   x = 7,405.52