Finding the Fourth Proportional to 12,727.32, 19,073.69 and 8,102.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,727.32 : 19,073.69 = 8,102.04 : x
2. Step 2: Convert to fraction form
   12,727.32/19,073.69 = 8,102.04/x
3. Step 3: Cross multiply
   12,727.32x = 19,073.69 × 8,102.04
4. Step 4: Simplify right side
   12,727.32x = 154,535,758.82
5. Step 5: Solve for x
   x = 154,535,758.82/12,727.32
6. Step 6: Final answer
   x = 12,142.05