Finding the Fourth Proportional to 5,969.56, 8,238.72 and 3,612.40

Step by Step Solution

1. Step 1: Write the proportion equation
   5,969.56 : 8,238.72 = 3,612.40 : x
2. Step 2: Convert to fraction form
   5,969.56/8,238.72 = 3,612.40/x
3. Step 3: Cross multiply
   5,969.56x = 8,238.72 × 3,612.40
4. Step 4: Simplify right side
   5,969.56x = 29,761,552.13
5. Step 5: Solve for x
   x = 29,761,552.13/5,969.56
6. Step 6: Final answer
   x = 4,985.55