Finding the Fourth Proportional to 13,828.69, 19,083.69 and 7,541.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,828.69 : 19,083.69 = 7,541.06 : x
2. Step 2: Convert to fraction form
   13,828.69/19,083.69 = 7,541.06/x
3. Step 3: Cross multiply
   13,828.69x = 19,083.69 × 7,541.06
4. Step 4: Simplify right side
   13,828.69x = 143,911,251.31
5. Step 5: Solve for x
   x = 143,911,251.31/13,828.69
6. Step 6: Final answer
   x = 10,406.72