Finding the Fourth Proportional to 9,271.87, 12,811.37 and 7,298.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,271.87 : 12,811.37 = 7,298.10 : x
2. Step 2: Convert to fraction form
   9,271.87/12,811.37 = 7,298.10/x
3. Step 3: Cross multiply
   9,271.87x = 12,811.37 × 7,298.10
4. Step 4: Simplify right side
   9,271.87x = 93,498,622.91
5. Step 5: Solve for x
   x = 93,498,622.91/9,271.87
6. Step 6: Final answer
   x = 10,084.12