Finding the Fourth Proportional to 13,019.77, 17,966.00 and 7,276.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,019.77 : 17,966.00 = 7,276.16 : x
2. Step 2: Convert to fraction form
   13,019.77/17,966.00 = 7,276.16/x
3. Step 3: Cross multiply
   13,019.77x = 17,966.00 × 7,276.16
4. Step 4: Simplify right side
   13,019.77x = 130,723,499.09
5. Step 5: Solve for x
   x = 130,723,499.09/13,019.77
6. Step 6: Final answer
   x = 10,040.39