Finding the Fourth Proportional to 5,607.06, 7,733.81 and 3,902.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,607.06 : 7,733.81 = 3,902.72 : x
2. Step 2: Convert to fraction form
   5,607.06/7,733.81 = 3,902.72/x
3. Step 3: Cross multiply
   5,607.06x = 7,733.81 × 3,902.72
4. Step 4: Simplify right side
   5,607.06x = 30,182,866.05
5. Step 5: Solve for x
   x = 30,182,866.05/5,607.06
6. Step 6: Final answer
   x = 5,383.01