Finding the Fourth Proportional to 1,882.62, 2,820.78 and 1,418.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,882.62 : 2,820.78 = 1,418.04 : x
2. Step 2: Convert to fraction form
   1,882.62/2,820.78 = 1,418.04/x
3. Step 3: Cross multiply
   1,882.62x = 2,820.78 × 1,418.04
4. Step 4: Simplify right side
   1,882.62x = 3,999,978.87
5. Step 5: Solve for x
   x = 3,999,978.87/1,882.62
6. Step 6: Final answer
   x = 2,124.69