Finding the Fourth Proportional to 1,643.50, 2,452.64 and 1,468.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,643.50 : 2,452.64 = 1,468.34 : x
2. Step 2: Convert to fraction form
   1,643.50/2,452.64 = 1,468.34/x
3. Step 3: Cross multiply
   1,643.50x = 2,452.64 × 1,468.34
4. Step 4: Simplify right side
   1,643.50x = 3,601,309.42
5. Step 5: Solve for x
   x = 3,601,309.42/1,643.50
6. Step 6: Final answer
   x = 2,191.24