Finding the Fourth Proportional to 12,042.56, 16,615.94 and 7,003.77

Step by Step Solution

1. Step 1: Write the proportion equation
   12,042.56 : 16,615.94 = 7,003.77 : x
2. Step 2: Convert to fraction form
   12,042.56/16,615.94 = 7,003.77/x
3. Step 3: Cross multiply
   12,042.56x = 16,615.94 × 7,003.77
4. Step 4: Simplify right side
   12,042.56x = 116,374,187.07
5. Step 5: Solve for x
   x = 116,374,187.07/12,042.56
6. Step 6: Final answer
   x = 9,663.58