Finding the Fourth Proportional to 9,615.18, 14,421.55 and 3,042.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,615.18 : 14,421.55 = 3,042.03 : x
2. Step 2: Convert to fraction form
   9,615.18/14,421.55 = 3,042.03/x
3. Step 3: Cross multiply
   9,615.18x = 14,421.55 × 3,042.03
4. Step 4: Simplify right side
   9,615.18x = 43,870,787.75
5. Step 5: Solve for x
   x = 43,870,787.75/9,615.18
6. Step 6: Final answer
   x = 4,562.66