Finding the Fourth Proportional to 13,844.52, 19,105.56 and 7,557.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,844.52 : 19,105.56 = 7,557.12 : x
2. Step 2: Convert to fraction form
   13,844.52/19,105.56 = 7,557.12/x
3. Step 3: Cross multiply
   13,844.52x = 19,105.56 × 7,557.12
4. Step 4: Simplify right side
   13,844.52x = 144,383,009.59
5. Step 5: Solve for x
   x = 144,383,009.59/13,844.52
6. Step 6: Final answer
   x = 10,428.89