Finding the Fourth Proportional to 11,162.52, 16,742.70 and 4,142.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,162.52 : 16,742.70 = 4,142.52 : x
2. Step 2: Convert to fraction form
   11,162.52/16,742.70 = 4,142.52/x
3. Step 3: Cross multiply
   11,162.52x = 16,742.70 × 4,142.52
4. Step 4: Simplify right side
   11,162.52x = 69,356,969.60
5. Step 5: Solve for x
   x = 69,356,969.60/11,162.52
6. Step 6: Final answer
   x = 6,213.38