Finding the Fourth Proportional to 2,380.01, 3,284.36 and 1,317.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,380.01 : 3,284.36 = 1,317.71 : x
2. Step 2: Convert to fraction form
   2,380.01/3,284.36 = 1,317.71/x
3. Step 3: Cross multiply
   2,380.01x = 3,284.36 × 1,317.71
4. Step 4: Simplify right side
   2,380.01x = 4,327,827.43
5. Step 5: Solve for x
   x = 4,327,827.43/2,380.01
6. Step 6: Final answer
   x = 1,818.41