Finding the Fourth Proportional to 1,830.22, 2,529.86 and 1,684.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,830.22 : 2,529.86 = 1,684.91 : x
2. Step 2: Convert to fraction form
   1,830.22/2,529.86 = 1,684.91/x
3. Step 3: Cross multiply
   1,830.22x = 2,529.86 × 1,684.91
4. Step 4: Simplify right side
   1,830.22x = 4,262,584.60
5. Step 5: Solve for x
   x = 4,262,584.60/1,830.22
6. Step 6: Final answer
   x = 2,329.00