Finding the Fourth Proportional to 2,131.86, 2,946.42 and 1,634.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131.86 : 2,946.42 = 1,634.52 : x
2. Step 2: Convert to fraction form
   2,131.86/2,946.42 = 1,634.52/x
3. Step 3: Cross multiply
   2,131.86x = 2,946.42 × 1,634.52
4. Step 4: Simplify right side
   2,131.86x = 4,815,982.42
5. Step 5: Solve for x
   x = 4,815,982.42/2,131.86
6. Step 6: Final answer
   x = 2,259.05