Finding the Fourth Proportional to 3,859.01, 5,788.46 and 937.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,859.01 : 5,788.46 = 937.31 : x
2. Step 2: Convert to fraction form
   3,859.01/5,788.46 = 937.31/x
3. Step 3: Cross multiply
   3,859.01x = 5,788.46 × 937.31
4. Step 4: Simplify right side
   3,859.01x = 5,425,547.81
5. Step 5: Solve for x
   x = 5,425,547.81/3,859.01
6. Step 6: Final answer
   x = 1,405.94