Finding the Fourth Proportional to 2,423.01, 3,635.34 and 1,123.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.01 : 3,635.34 = 1,123.50 : x
2. Step 2: Convert to fraction form
   2,423.01/3,635.34 = 1,123.50/x
3. Step 3: Cross multiply
   2,423.01x = 3,635.34 × 1,123.50
4. Step 4: Simplify right side
   2,423.01x = 4,084,304.49
5. Step 5: Solve for x
   x = 4,084,304.49/2,423.01
6. Step 6: Final answer
   x = 1,685.63