Finding the Fourth Proportional to 3,859.34, 5,788.96 and 937.67

Step by Step Solution

1. Step 1: Write the proportion equation
   3,859.34 : 5,788.96 = 937.67 : x
2. Step 2: Convert to fraction form
   3,859.34/5,788.96 = 937.67/x
3. Step 3: Cross multiply
   3,859.34x = 5,788.96 × 937.67
4. Step 4: Simplify right side
   3,859.34x = 5,428,102.83
5. Step 5: Solve for x
   x = 5,428,102.83/3,859.34
6. Step 6: Final answer
   x = 1,406.49