Finding the Fourth Proportional to 1,868.30, 2,800.56 and 1,175.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868.30 : 2,800.56 = 1,175.46 : x
2. Step 2: Convert to fraction form
   1,868.30/2,800.56 = 1,175.46/x
3. Step 3: Cross multiply
   1,868.30x = 2,800.56 × 1,175.46
4. Step 4: Simplify right side
   1,868.30x = 3,291,946.26
5. Step 5: Solve for x
   x = 3,291,946.26/1,868.30
6. Step 6: Final answer
   x = 1,762.01