Finding the Fourth Proportional to 2,516.08, 3,470.61 and 1,558.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.08 : 3,470.61 = 1,558.77 : x
2. Step 2: Convert to fraction form
   2,516.08/3,470.61 = 1,558.77/x
3. Step 3: Cross multiply
   2,516.08x = 3,470.61 × 1,558.77
4. Step 4: Simplify right side
   2,516.08x = 5,409,882.75
5. Step 5: Solve for x
   x = 5,409,882.75/2,516.08
6. Step 6: Final answer
   x = 2,150.12