Finding the Fourth Proportional to 13,849.50, 19,112.24 and 7,561.86

Step by Step Solution

1. Step 1: Write the proportion equation
   13,849.50 : 19,112.24 = 7,561.86 : x
2. Step 2: Convert to fraction form
   13,849.50/19,112.24 = 7,561.86/x
3. Step 3: Cross multiply
   13,849.50x = 19,112.24 × 7,561.86
4. Step 4: Simplify right side
   13,849.50x = 144,524,083.17
5. Step 5: Solve for x
   x = 144,524,083.17/13,849.50
6. Step 6: Final answer
   x = 10,435.33