Finding the Fourth Proportional to 2,455.59, 3,683.63 and 1,156.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,455.59 : 3,683.63 = 1,156.71 : x
2. Step 2: Convert to fraction form
   2,455.59/3,683.63 = 1,156.71/x
3. Step 3: Cross multiply
   2,455.59x = 3,683.63 × 1,156.71
4. Step 4: Simplify right side
   2,455.59x = 4,260,885.87
5. Step 5: Solve for x
   x = 4,260,885.87/2,455.59
6. Step 6: Final answer
   x = 1,735.18