Finding the Fourth Proportional to 2,624.71, 3,622.28 and 1,445.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.71 : 3,622.28 = 1,445.86 : x
2. Step 2: Convert to fraction form
   2,624.71/3,622.28 = 1,445.86/x
3. Step 3: Cross multiply
   2,624.71x = 3,622.28 × 1,445.86
4. Step 4: Simplify right side
   2,624.71x = 5,237,309.76
5. Step 5: Solve for x
   x = 5,237,309.76/2,624.71
6. Step 6: Final answer
   x = 1,995.39