Finding the Fourth Proportional to 13,039.52, 19,549.56 and 7,844.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,039.52 : 19,549.56 = 7,844.18 : x
2. Step 2: Convert to fraction form
   13,039.52/19,549.56 = 7,844.18/x
3. Step 3: Cross multiply
   13,039.52x = 19,549.56 × 7,844.18
4. Step 4: Simplify right side
   13,039.52x = 153,350,267.56
5. Step 5: Solve for x
   x = 153,350,267.56/13,039.52
6. Step 6: Final answer
   x = 11,760.42