Finding the Fourth Proportional to 1,573.57, 2,171.37 and 943.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,573.57 : 2,171.37 = 943.93 : x
2. Step 2: Convert to fraction form
   1,573.57/2,171.37 = 943.93/x
3. Step 3: Cross multiply
   1,573.57x = 2,171.37 × 943.93
4. Step 4: Simplify right side
   1,573.57x = 2,049,621.28
5. Step 5: Solve for x
   x = 2,049,621.28/1,573.57
6. Step 6: Final answer
   x = 1,302.53