Finding the Fourth Proportional to 2,602.22, 3,591.03 and 1,423.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,602.22 : 3,591.03 = 1,423.29 : x
2. Step 2: Convert to fraction form
   2,602.22/3,591.03 = 1,423.29/x
3. Step 3: Cross multiply
   2,602.22x = 3,591.03 × 1,423.29
4. Step 4: Simplify right side
   2,602.22x = 5,111,095.89
5. Step 5: Solve for x
   x = 5,111,095.89/2,602.22
6. Step 6: Final answer
   x = 1,964.13