Finding the Fourth Proportional to 14,129.25, 19,498.77 and 7,842.03

Step by Step Solution

1. Step 1: Write the proportion equation
   14,129.25 : 19,498.77 = 7,842.03 : x
2. Step 2: Convert to fraction form
   14,129.25/19,498.77 = 7,842.03/x
3. Step 3: Cross multiply
   14,129.25x = 19,498.77 × 7,842.03
4. Step 4: Simplify right side
   14,129.25x = 152,909,939.30
5. Step 5: Solve for x
   x = 152,909,939.30/14,129.25
6. Step 6: Final answer
   x = 10,822.23