Finding the Fourth Proportional to 3,868.76, 5,803.86 and 1,273.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868.76 : 5,803.86 = 1,273.52 : x
2. Step 2: Convert to fraction form
   3,868.76/5,803.86 = 1,273.52/x
3. Step 3: Cross multiply
   3,868.76x = 5,803.86 × 1,273.52
4. Step 4: Simplify right side
   3,868.76x = 7,391,331.79
5. Step 5: Solve for x
   x = 7,391,331.79/3,868.76
6. Step 6: Final answer
   x = 1,910.52