Finding the Fourth Proportional to 14,128.52, 19,498.02 and 7,841

Step by Step Solution

1. Step 1: Write the proportion equation
   14,128.52 : 19,498.02 = 7,841 : x
2. Step 2: Convert to fraction form
   14,128.52/19,498.02 = 7,841/x
3. Step 3: Cross multiply
   14,128.52x = 19,498.02 × 7,841
4. Step 4: Simplify right side
   14,128.52x = 152,883,974.82
5. Step 5: Solve for x
   x = 152,883,974.82/14,128.52
6. Step 6: Final answer
   x = 10,820.95