Finding the Fourth Proportional to 1,682.93, 2,321.91 and 1,123.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682.93 : 2,321.91 = 1,123.52 : x
2. Step 2: Convert to fraction form
   1,682.93/2,321.91 = 1,123.52/x
3. Step 3: Cross multiply
   1,682.93x = 2,321.91 × 1,123.52
4. Step 4: Simplify right side
   1,682.93x = 2,608,700.71
5. Step 5: Solve for x
   x = 2,608,700.71/1,682.93
6. Step 6: Final answer
   x = 1,550.09