Finding the Fourth Proportional to 2,882.88, 3,978.27 and 1,624.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,882.88 : 3,978.27 = 1,624.01 : x
2. Step 2: Convert to fraction form
   2,882.88/3,978.27 = 1,624.01/x
3. Step 3: Cross multiply
   2,882.88x = 3,978.27 × 1,624.01
4. Step 4: Simplify right side
   2,882.88x = 6,460,730.37
5. Step 5: Solve for x
   x = 6,460,730.37/2,882.88
6. Step 6: Final answer
   x = 2,241.07