Finding the Fourth Proportional to 3,910.76, 5,848.60 and 3,474.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,910.76 : 5,848.60 = 3,474.72 : x
2. Step 2: Convert to fraction form
   3,910.76/5,848.60 = 3,474.72/x
3. Step 3: Cross multiply
   3,910.76x = 5,848.60 × 3,474.72
4. Step 4: Simplify right side
   3,910.76x = 20,322,247.39
5. Step 5: Solve for x
   x = 20,322,247.39/3,910.76
6. Step 6: Final answer
   x = 5,196.50