Finding the Fourth Proportional to 1,054.32, 1,579.46 and 590.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,054.32 : 1,579.46 = 590.69 : x
2. Step 2: Convert to fraction form
   1,054.32/1,579.46 = 590.69/x
3. Step 3: Cross multiply
   1,054.32x = 1,579.46 × 590.69
4. Step 4: Simplify right side
   1,054.32x = 932,971.23
5. Step 5: Solve for x
   x = 932,971.23/1,054.32
6. Step 6: Final answer
   x = 884.90