Finding the Fourth Proportional to 2,300.60, 3,174.93 and 1,305.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.60 : 3,174.93 = 1,305.87 : x
2. Step 2: Convert to fraction form
   2,300.60/3,174.93 = 1,305.87/x
3. Step 3: Cross multiply
   2,300.60x = 3,174.93 × 1,305.87
4. Step 4: Simplify right side
   2,300.60x = 4,146,045.84
5. Step 5: Solve for x
   x = 4,146,045.84/2,300.60
6. Step 6: Final answer
   x = 1,802.16