Finding the Fourth Proportional to 2,565.07, 3,848.61 and 1,265.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,565.07 : 3,848.61 = 1,265.63 : x
2. Step 2: Convert to fraction form
   2,565.07/3,848.61 = 1,265.63/x
3. Step 3: Cross multiply
   2,565.07x = 3,848.61 × 1,265.63
4. Step 4: Simplify right side
   2,565.07x = 4,870,901.78
5. Step 5: Solve for x
   x = 4,870,901.78/2,565.07
6. Step 6: Final answer
   x = 1,898.94