Finding the Fourth Proportional to 1,576.28, 2,373.56 and 1,168.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,576.28 : 2,373.56 = 1,168.30 : x
2. Step 2: Convert to fraction form
   1,576.28/2,373.56 = 1,168.30/x
3. Step 3: Cross multiply
   1,576.28x = 2,373.56 × 1,168.30
4. Step 4: Simplify right side
   1,576.28x = 2,773,030.15
5. Step 5: Solve for x
   x = 2,773,030.15/1,576.28
6. Step 6: Final answer
   x = 1,759.22