Finding the Fourth Proportional to 13,879.72, 19,153.98 and 7,592.08

Step by Step Solution

1. Step 1: Write the proportion equation
   13,879.72 : 19,153.98 = 7,592.08 : x
2. Step 2: Convert to fraction form
   13,879.72/19,153.98 = 7,592.08/x
3. Step 3: Cross multiply
   13,879.72x = 19,153.98 × 7,592.08
4. Step 4: Simplify right side
   13,879.72x = 145,418,548.48
5. Step 5: Solve for x
   x = 145,418,548.48/13,879.72
6. Step 6: Final answer
   x = 10,477.05