Finding the Fourth Proportional to 2,075.76, 3,118.50 and 1,035.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,075.76 : 3,118.50 = 1,035.72 : x
2. Step 2: Convert to fraction form
   2,075.76/3,118.50 = 1,035.72/x
3. Step 3: Cross multiply
   2,075.76x = 3,118.50 × 1,035.72
4. Step 4: Simplify right side
   2,075.76x = 3,229,892.82
5. Step 5: Solve for x
   x = 3,229,892.82/2,075.76
6. Step 6: Final answer
   x = 1,556.00