Finding the Fourth Proportional to 2,105.02, 2,904.60 and 1,265.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105.02 : 2,904.60 = 1,265.54 : x
2. Step 2: Convert to fraction form
   2,105.02/2,904.60 = 1,265.54/x
3. Step 3: Cross multiply
   2,105.02x = 2,904.60 × 1,265.54
4. Step 4: Simplify right side
   2,105.02x = 3,675,887.48
5. Step 5: Solve for x
   x = 3,675,887.48/2,105.02
6. Step 6: Final answer
   x = 1,746.25