Finding the Fourth Proportional to 13,849.24, 19,112.58 and 7,881.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,849.24 : 19,112.58 = 7,881.52 : x
2. Step 2: Convert to fraction form
   13,849.24/19,112.58 = 7,881.52/x
3. Step 3: Cross multiply
   13,849.24x = 19,112.58 × 7,881.52
4. Step 4: Simplify right side
   13,849.24x = 150,636,181.52
5. Step 5: Solve for x
   x = 150,636,181.52/13,849.24
6. Step 6: Final answer
   x = 10,876.86