Finding the Fourth Proportional to 5,162.37, 7,121.57 and 3,065.01

Step by Step Solution

1. Step 1: Write the proportion equation
   5,162.37 : 7,121.57 = 3,065.01 : x
2. Step 2: Convert to fraction form
   5,162.37/7,121.57 = 3,065.01/x
3. Step 3: Cross multiply
   5,162.37x = 7,121.57 × 3,065.01
4. Step 4: Simplify right side
   5,162.37x = 21,827,667.94
5. Step 5: Solve for x
   x = 21,827,667.94/5,162.37
6. Step 6: Final answer
   x = 4,228.23