Finding the Fourth Proportional to 1,784.68, 2,682.33 and 1,478.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784.68 : 2,682.33 = 1,478.50 : x
2. Step 2: Convert to fraction form
   1,784.68/2,682.33 = 1,478.50/x
3. Step 3: Cross multiply
   1,784.68x = 2,682.33 × 1,478.50
4. Step 4: Simplify right side
   1,784.68x = 3,965,824.91
5. Step 5: Solve for x
   x = 3,965,824.91/1,784.68
6. Step 6: Final answer
   x = 2,222.15