Finding the Fourth Proportional to 2,135.53, 2,945.98 and 1,662.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,135.53 : 2,945.98 = 1,662.59 : x
2. Step 2: Convert to fraction form
   2,135.53/2,945.98 = 1,662.59/x
3. Step 3: Cross multiply
   2,135.53x = 2,945.98 × 1,662.59
4. Step 4: Simplify right side
   2,135.53x = 4,897,956.89
5. Step 5: Solve for x
   x = 4,897,956.89/2,135.53
6. Step 6: Final answer
   x = 2,293.56