Finding the Fourth Proportional to 3,914.89, 5,873.22 and 1,317.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914.89 : 5,873.22 = 1,317.83 : x
2. Step 2: Convert to fraction form
   3,914.89/5,873.22 = 1,317.83/x
3. Step 3: Cross multiply
   3,914.89x = 5,873.22 × 1,317.83
4. Step 4: Simplify right side
   3,914.89x = 7,739,876.15
5. Step 5: Solve for x
   x = 7,739,876.15/3,914.89
6. Step 6: Final answer
   x = 1,977.04