Finding the Fourth Proportional to 2,624.61, 3,621.86 and 1,445.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.61 : 3,621.86 = 1,445.67 : x
2. Step 2: Convert to fraction form
   2,624.61/3,621.86 = 1,445.67/x
3. Step 3: Cross multiply
   2,624.61x = 3,621.86 × 1,445.67
4. Step 4: Simplify right side
   2,624.61x = 5,236,007.12
5. Step 5: Solve for x
   x = 5,236,007.12/2,624.61
6. Step 6: Final answer
   x = 1,994.97