Finding the Fourth Proportional to 2,937.30, 4,053.89 and 1,818.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,937.30 : 4,053.89 = 1,818.59 : x
2. Step 2: Convert to fraction form
   2,937.30/4,053.89 = 1,818.59/x
3. Step 3: Cross multiply
   2,937.30x = 4,053.89 × 1,818.59
4. Step 4: Simplify right side
   2,937.30x = 7,372,363.82
5. Step 5: Solve for x
   x = 7,372,363.82/2,937.30
6. Step 6: Final answer
   x = 2,509.91