Finding the Fourth Proportional to 2,624.16, 3,621.39 and 1,445.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.16 : 3,621.39 = 1,445.22 : x
2. Step 2: Convert to fraction form
   2,624.16/3,621.39 = 1,445.22/x
3. Step 3: Cross multiply
   2,624.16x = 3,621.39 × 1,445.22
4. Step 4: Simplify right side
   2,624.16x = 5,233,705.26
5. Step 5: Solve for x
   x = 5,233,705.26/2,624.16
6. Step 6: Final answer
   x = 1,994.43