Finding the Fourth Proportional to 2,602.76, 3,591.86 and 1,423.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,602.76 : 3,591.86 = 1,423.84 : x
2. Step 2: Convert to fraction form
   2,602.76/3,591.86 = 1,423.84/x
3. Step 3: Cross multiply
   2,602.76x = 3,591.86 × 1,423.84
4. Step 4: Simplify right side
   2,602.76x = 5,114,233.94
5. Step 5: Solve for x
   x = 5,114,233.94/2,602.76
6. Step 6: Final answer
   x = 1,964.93