Finding the Fourth Proportional to 1,683.83, 2,323.96 and 975.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,683.83 : 2,323.96 = 975.55 : x
2. Step 2: Convert to fraction form
   1,683.83/2,323.96 = 975.55/x
3. Step 3: Cross multiply
   1,683.83x = 2,323.96 × 975.55
4. Step 4: Simplify right side
   1,683.83x = 2,267,139.18
5. Step 5: Solve for x
   x = 2,267,139.18/1,683.83
6. Step 6: Final answer
   x = 1,346.42