Finding the Fourth Proportional to 5,259.72, 7,884.24 and 3,412.01

Step by Step Solution

1. Step 1: Write the proportion equation
   5,259.72 : 7,884.24 = 3,412.01 : x
2. Step 2: Convert to fraction form
   5,259.72/7,884.24 = 3,412.01/x
3. Step 3: Cross multiply
   5,259.72x = 7,884.24 × 3,412.01
4. Step 4: Simplify right side
   5,259.72x = 26,901,105.72
5. Step 5: Solve for x
   x = 26,901,105.72/5,259.72
6. Step 6: Final answer
   x = 5,114.55