Finding the Fourth Proportional to 2,516.59, 3,773.60 and 1,478.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.59 : 3,773.60 = 1,478.62 : x
2. Step 2: Convert to fraction form
   2,516.59/3,773.60 = 1,478.62/x
3. Step 3: Cross multiply
   2,516.59x = 3,773.60 × 1,478.62
4. Step 4: Simplify right side
   2,516.59x = 5,579,697.92
5. Step 5: Solve for x
   x = 5,579,697.92/2,516.59
6. Step 6: Final answer
   x = 2,217.17