Finding the Fourth Proportional to 12,741.30, 17,585.08 and 7,436.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,741.30 : 17,585.08 = 7,436.10 : x
2. Step 2: Convert to fraction form
   12,741.30/17,585.08 = 7,436.10/x
3. Step 3: Cross multiply
   12,741.30x = 17,585.08 × 7,436.10
4. Step 4: Simplify right side
   12,741.30x = 130,764,413.39
5. Step 5: Solve for x
   x = 130,764,413.39/12,741.30
6. Step 6: Final answer
   x = 10,263.04