Finding the Fourth Proportional to 1,606.25, 2,216.50 and 943.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,606.25 : 2,216.50 = 943.01 : x
2. Step 2: Convert to fraction form
   1,606.25/2,216.50 = 943.01/x
3. Step 3: Cross multiply
   1,606.25x = 2,216.50 × 943.01
4. Step 4: Simplify right side
   1,606.25x = 2,090,165.87
5. Step 5: Solve for x
   x = 2,090,165.87/1,606.25
6. Step 6: Final answer
   x = 1,301.27