Finding the Fourth Proportional to 13,839.76, 19,098.79 and 7,552.14

Step by Step Solution

1. Step 1: Write the proportion equation
   13,839.76 : 19,098.79 = 7,552.14 : x
2. Step 2: Convert to fraction form
   13,839.76/19,098.79 = 7,552.14/x
3. Step 3: Cross multiply
   13,839.76x = 19,098.79 × 7,552.14
4. Step 4: Simplify right side
   13,839.76x = 144,236,735.91
5. Step 5: Solve for x
   x = 144,236,735.91/13,839.76
6. Step 6: Final answer
   x = 10,421.91