Finding the Fourth Proportional to 2,368.42, 3,264.42 and 1,621.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,368.42 : 3,264.42 = 1,621.10 : x
2. Step 2: Convert to fraction form
   2,368.42/3,264.42 = 1,621.10/x
3. Step 3: Cross multiply
   2,368.42x = 3,264.42 × 1,621.10
4. Step 4: Simplify right side
   2,368.42x = 5,291,951.26
5. Step 5: Solve for x
   x = 5,291,951.26/2,368.42
6. Step 6: Final answer
   x = 2,234.38