Finding the Fourth Proportional to 11,438.01, 17,158.72 and 4,042.53

Step by Step Solution

1. Step 1: Write the proportion equation
   11,438.01 : 17,158.72 = 4,042.53 : x
2. Step 2: Convert to fraction form
   11,438.01/17,158.72 = 4,042.53/x
3. Step 3: Cross multiply
   11,438.01x = 17,158.72 × 4,042.53
4. Step 4: Simplify right side
   11,438.01x = 69,364,703.15
5. Step 5: Solve for x
   x = 69,364,703.15/11,438.01
6. Step 6: Final answer
   x = 6,064.40