Finding the Fourth Proportional to 1,871.88, 2,583.32 and 1,075.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871.88 : 2,583.32 = 1,075.46 : x
2. Step 2: Convert to fraction form
   1,871.88/2,583.32 = 1,075.46/x
3. Step 3: Cross multiply
   1,871.88x = 2,583.32 × 1,075.46
4. Step 4: Simplify right side
   1,871.88x = 2,778,253.56
5. Step 5: Solve for x
   x = 2,778,253.56/1,871.88
6. Step 6: Final answer
   x = 1,484.20