Finding the Fourth Proportional to 9,560.34, 14,342.54 and 2,987.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,560.34 : 14,342.54 = 2,987.02 : x
2. Step 2: Convert to fraction form
   9,560.34/14,342.54 = 2,987.02/x
3. Step 3: Cross multiply
   9,560.34x = 14,342.54 × 2,987.02
4. Step 4: Simplify right side
   9,560.34x = 42,841,456.82
5. Step 5: Solve for x
   x = 42,841,456.82/9,560.34
6. Step 6: Final answer
   x = 4,481.16