Finding the Fourth Proportional to 2,153.31, 2,975.64 and 1,834.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,153.31 : 2,975.64 = 1,834.23 : x
2. Step 2: Convert to fraction form
   2,153.31/2,975.64 = 1,834.23/x
3. Step 3: Cross multiply
   2,153.31x = 2,975.64 × 1,834.23
4. Step 4: Simplify right side
   2,153.31x = 5,458,008.16
5. Step 5: Solve for x
   x = 5,458,008.16/2,153.31
6. Step 6: Final answer
   x = 2,534.71