Finding the Fourth Proportional to 14,129.52, 19,499.04 and 7,841.76

Step by Step Solution

1. Step 1: Write the proportion equation
   14,129.52 : 19,499.04 = 7,841.76 : x
2. Step 2: Convert to fraction form
   14,129.52/19,499.04 = 7,841.76/x
3. Step 3: Cross multiply
   14,129.52x = 19,499.04 × 7,841.76
4. Step 4: Simplify right side
   14,129.52x = 152,906,791.91
5. Step 5: Solve for x
   x = 152,906,791.91/14,129.52
6. Step 6: Final answer
   x = 10,821.80