Finding the Fourth Proportional to 2,405.07, 3,606.21 and 943.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405.07 : 3,606.21 = 943.43 : x
2. Step 2: Convert to fraction form
   2,405.07/3,606.21 = 943.43/x
3. Step 3: Cross multiply
   2,405.07x = 3,606.21 × 943.43
4. Step 4: Simplify right side
   2,405.07x = 3,402,188.67
5. Step 5: Solve for x
   x = 3,402,188.67/2,405.07
6. Step 6: Final answer
   x = 1,414.59