Finding the Fourth Proportional to 9,233.80, 12,742.44 and 5,042.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,233.80 : 12,742.44 = 5,042.05 : x
2. Step 2: Convert to fraction form
   9,233.80/12,742.44 = 5,042.05/x
3. Step 3: Cross multiply
   9,233.80x = 12,742.44 × 5,042.05
4. Step 4: Simplify right side
   9,233.80x = 64,248,019.60
5. Step 5: Solve for x
   x = 64,248,019.60/9,233.80
6. Step 6: Final answer
   x = 6,957.92