Finding the Fourth Proportional to 5,298.42, 7,311.28 and 3,061.01

Step by Step Solution

1. Step 1: Write the proportion equation
   5,298.42 : 7,311.28 = 3,061.01 : x
2. Step 2: Convert to fraction form
   5,298.42/7,311.28 = 3,061.01/x
3. Step 3: Cross multiply
   5,298.42x = 7,311.28 × 3,061.01
4. Step 4: Simplify right side
   5,298.42x = 22,379,901.19
5. Step 5: Solve for x
   x = 22,379,901.19/5,298.42
6. Step 6: Final answer
   x = 4,223.88