Finding the Fourth Proportional to 1,253.31, 1,878.72 and 594.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,253.31 : 1,878.72 = 594.03 : x
2. Step 2: Convert to fraction form
   1,253.31/1,878.72 = 594.03/x
3. Step 3: Cross multiply
   1,253.31x = 1,878.72 × 594.03
4. Step 4: Simplify right side
   1,253.31x = 1,116,006.65
5. Step 5: Solve for x
   x = 1,116,006.65/1,253.31
6. Step 6: Final answer
   x = 890.45