Finding the Fourth Proportional to 2,917.59, 4,372.72 and 2,298.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,917.59 : 4,372.72 = 2,298.85 : x
2. Step 2: Convert to fraction form
   2,917.59/4,372.72 = 2,298.85/x
3. Step 3: Cross multiply
   2,917.59x = 4,372.72 × 2,298.85
4. Step 4: Simplify right side
   2,917.59x = 10,052,194.01
5. Step 5: Solve for x
   x = 10,052,194.01/2,917.59
6. Step 6: Final answer
   x = 3,445.38