Finding the Fourth Proportional to 2,008.02, 2,996.21 and 1,788.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,008.02 : 2,996.21 = 1,788.78 : x
2. Step 2: Convert to fraction form
   2,008.02/2,996.21 = 1,788.78/x
3. Step 3: Cross multiply
   2,008.02x = 2,996.21 × 1,788.78
4. Step 4: Simplify right side
   2,008.02x = 5,359,551.58
5. Step 5: Solve for x
   x = 5,359,551.58/2,008.02
6. Step 6: Final answer
   x = 2,669.07