Finding the Fourth Proportional to 3,918.02, 5,877.18 and 1,726.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,918.02 : 5,877.18 = 1,726.25 : x
2. Step 2: Convert to fraction form
   3,918.02/5,877.18 = 1,726.25/x
3. Step 3: Cross multiply
   3,918.02x = 5,877.18 × 1,726.25
4. Step 4: Simplify right side
   3,918.02x = 10,145,452.59
5. Step 5: Solve for x
   x = 10,145,452.59/3,918.02
6. Step 6: Final answer
   x = 2,589.44