Finding the Fourth Proportional to 2,384.37, 3,572.71 and 1,289.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.37 : 3,572.71 = 1,289.25 : x
2. Step 2: Convert to fraction form
   2,384.37/3,572.71 = 1,289.25/x
3. Step 3: Cross multiply
   2,384.37x = 3,572.71 × 1,289.25
4. Step 4: Simplify right side
   2,384.37x = 4,606,113.14
5. Step 5: Solve for x
   x = 4,606,113.14/2,384.37
6. Step 6: Final answer
   x = 1,931.79