Finding the Fourth Proportional to 2,075.35, 3,113.05 and 1,156.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,075.35 : 3,113.05 = 1,156.74 : x
2. Step 2: Convert to fraction form
   2,075.35/3,113.05 = 1,156.74/x
3. Step 3: Cross multiply
   2,075.35x = 3,113.05 × 1,156.74
4. Step 4: Simplify right side
   2,075.35x = 3,600,997.73
5. Step 5: Solve for x
   x = 3,600,997.73/2,075.35
6. Step 6: Final answer
   x = 1,735.13