Finding the Fourth Proportional to 1,075.33, 1,610.25 and 709.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,075.33 : 1,610.25 = 709.01 : x
2. Step 2: Convert to fraction form
   1,075.33/1,610.25 = 709.01/x
3. Step 3: Cross multiply
   1,075.33x = 1,610.25 × 709.01
4. Step 4: Simplify right side
   1,075.33x = 1,141,675.30
5. Step 5: Solve for x
   x = 1,141,675.30/1,075.33
6. Step 6: Final answer
   x = 1,061.70