Finding the Fourth Proportional to 5,601.02, 7,727.80 and 3,612.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,601.02 : 7,727.80 = 3,612.72 : x
2. Step 2: Convert to fraction form
   5,601.02/7,727.80 = 3,612.72/x
3. Step 3: Cross multiply
   5,601.02x = 7,727.80 × 3,612.72
4. Step 4: Simplify right side
   5,601.02x = 27,918,377.62
5. Step 5: Solve for x
   x = 27,918,377.62/5,601.02
6. Step 6: Final answer
   x = 4,984.52