Finding the Fourth Proportional to 2,104.86, 2,904.03 and 1,265.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.86 : 2,904.03 = 1,265.88 : x
2. Step 2: Convert to fraction form
   2,104.86/2,904.03 = 1,265.88/x
3. Step 3: Cross multiply
   2,104.86x = 2,904.03 × 1,265.88
4. Step 4: Simplify right side
   2,104.86x = 3,676,153.50
5. Step 5: Solve for x
   x = 3,676,153.50/2,104.86
6. Step 6: Final answer
   x = 1,746.51