Finding the Fourth Proportional to 4,230.72, 5,835.72 and 2,969.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,230.72 : 5,835.72 = 2,969.88 : x
2. Step 2: Convert to fraction form
   4,230.72/5,835.72 = 2,969.88/x
3. Step 3: Cross multiply
   4,230.72x = 5,835.72 × 2,969.88
4. Step 4: Simplify right side
   4,230.72x = 17,331,388.11
5. Step 5: Solve for x
   x = 17,331,388.11/4,230.72
6. Step 6: Final answer
   x = 4,096.56