Finding the Fourth Proportional to 1,818.50, 2,715.33 and 1,493.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,818.50 : 2,715.33 = 1,493.06 : x
2. Step 2: Convert to fraction form
   1,818.50/2,715.33 = 1,493.06/x
3. Step 3: Cross multiply
   1,818.50x = 2,715.33 × 1,493.06
4. Step 4: Simplify right side
   1,818.50x = 4,054,150.61
5. Step 5: Solve for x
   x = 4,054,150.61/1,818.50
6. Step 6: Final answer
   x = 2,229.39