Finding the Fourth Proportional to 2,140.10, 2,952.46 and 1,300.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140.10 : 2,952.46 = 1,300.67 : x
2. Step 2: Convert to fraction form
   2,140.10/2,952.46 = 1,300.67/x
3. Step 3: Cross multiply
   2,140.10x = 2,952.46 × 1,300.67
4. Step 4: Simplify right side
   2,140.10x = 3,840,176.15
5. Step 5: Solve for x
   x = 3,840,176.15/2,140.10
6. Step 6: Final answer
   x = 1,794.39