Finding the Fourth Proportional to 3,075.72, 4,610.74 and 1,202.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,075.72 : 4,610.74 = 1,202.86 : x
2. Step 2: Convert to fraction form
   3,075.72/4,610.74 = 1,202.86/x
3. Step 3: Cross multiply
   3,075.72x = 4,610.74 × 1,202.86
4. Step 4: Simplify right side
   3,075.72x = 5,546,074.72
5. Step 5: Solve for x
   x = 5,546,074.72/3,075.72
6. Step 6: Final answer
   x = 1,803.18