Finding the Fourth Proportional to 2,072.00, 3,107.09 and 1,097.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.00 : 3,107.09 = 1,097.89 : x
2. Step 2: Convert to fraction form
   2,072.00/3,107.09 = 1,097.89/x
3. Step 3: Cross multiply
   2,072.00x = 3,107.09 × 1,097.89
4. Step 4: Simplify right side
   2,072.00x = 3,411,238.02
5. Step 5: Solve for x
   x = 3,411,238.02/2,072.00
6. Step 6: Final answer
   x = 1,646.35