Finding the Fourth Proportional to 4,609.02, 6,914.57 and 1,321.86

Step by Step Solution

1. Step 1: Write the proportion equation
   4,609.02 : 6,914.57 = 1,321.86 : x
2. Step 2: Convert to fraction form
   4,609.02/6,914.57 = 1,321.86/x
3. Step 3: Cross multiply
   4,609.02x = 6,914.57 × 1,321.86
4. Step 4: Simplify right side
   4,609.02x = 9,140,086.89
5. Step 5: Solve for x
   x = 9,140,086.89/4,609.02
6. Step 6: Final answer
   x = 1,983.09