Finding the Fourth Proportional to 1,814.00, 2,718.77 and 889.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,814.00 : 2,718.77 = 889.79 : x
2. Step 2: Convert to fraction form
   1,814.00/2,718.77 = 889.79/x
3. Step 3: Cross multiply
   1,814.00x = 2,718.77 × 889.79
4. Step 4: Simplify right side
   1,814.00x = 2,419,116.32
5. Step 5: Solve for x
   x = 2,419,116.32/1,814.00
6. Step 6: Final answer
   x = 1,333.58