Finding the Fourth Proportional to 9,341.04, 12,890.04 and 5,148.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,341.04 : 12,890.04 = 5,148.72 : x
2. Step 2: Convert to fraction form
   9,341.04/12,890.04 = 5,148.72/x
3. Step 3: Cross multiply
   9,341.04x = 12,890.04 × 5,148.72
4. Step 4: Simplify right side
   9,341.04x = 66,367,206.75
5. Step 5: Solve for x
   x = 66,367,206.75/9,341.04
6. Step 6: Final answer
   x = 7,104.91