Finding the Fourth Proportional to 1,606.42, 2,217.03 and 943.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,606.42 : 2,217.03 = 943.37 : x
2. Step 2: Convert to fraction form
   1,606.42/2,217.03 = 943.37/x
3. Step 3: Cross multiply
   1,606.42x = 2,217.03 × 943.37
4. Step 4: Simplify right side
   1,606.42x = 2,091,468.51
5. Step 5: Solve for x
   x = 2,091,468.51/1,606.42
6. Step 6: Final answer
   x = 1,301.95