Finding the Fourth Proportional to 3,911.63, 5,868.33 and 1,314.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,911.63 : 5,868.33 = 1,314.50 : x
2. Step 2: Convert to fraction form
   3,911.63/5,868.33 = 1,314.50/x
3. Step 3: Cross multiply
   3,911.63x = 5,868.33 × 1,314.50
4. Step 4: Simplify right side
   3,911.63x = 7,713,919.79
5. Step 5: Solve for x
   x = 7,713,919.79/3,911.63
6. Step 6: Final answer
   x = 1,972.05