Finding the Fourth Proportional to 2,300.64, 3,174.96 and 1,305.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.64 : 3,174.96 = 1,305.87 : x
2. Step 2: Convert to fraction form
   2,300.64/3,174.96 = 1,305.87/x
3. Step 3: Cross multiply
   2,300.64x = 3,174.96 × 1,305.87
4. Step 4: Simplify right side
   2,300.64x = 4,146,085.02
5. Step 5: Solve for x
   x = 4,146,085.02/2,300.64
6. Step 6: Final answer
   x = 1,802.14