Finding the Fourth Proportional to 3,075.10, 4,243.69 and 1,748.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,075.10 : 4,243.69 = 1,748.81 : x
2. Step 2: Convert to fraction form
   3,075.10/4,243.69 = 1,748.81/x
3. Step 3: Cross multiply
   3,075.10x = 4,243.69 × 1,748.81
4. Step 4: Simplify right side
   3,075.10x = 7,421,398.76
5. Step 5: Solve for x
   x = 7,421,398.76/3,075.10
6. Step 6: Final answer
   x = 2,413.39