Finding the Fourth Proportional to 1,796.00, 2,478.20 and 1,009.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,796.00 : 2,478.20 = 1,009.89 : x
2. Step 2: Convert to fraction form
   1,796.00/2,478.20 = 1,009.89/x
3. Step 3: Cross multiply
   1,796.00x = 2,478.20 × 1,009.89
4. Step 4: Simplify right side
   1,796.00x = 2,502,704.35
5. Step 5: Solve for x
   x = 2,502,704.35/1,796.00
6. Step 6: Final answer
   x = 1,393.49