Finding the Fourth Proportional to 2,223.08, 3,333.52 and 1,298.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223.08 : 3,333.52 = 1,298.94 : x
2. Step 2: Convert to fraction form
   2,223.08/3,333.52 = 1,298.94/x
3. Step 3: Cross multiply
   2,223.08x = 3,333.52 × 1,298.94
4. Step 4: Simplify right side
   2,223.08x = 4,330,031.59
5. Step 5: Solve for x
   x = 4,330,031.59/2,223.08
6. Step 6: Final answer
   x = 1,947.76