Finding the Fourth Proportional to 1,056.16, 1,584.72 and 593.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,056.16 : 1,584.72 = 593.92 : x
2. Step 2: Convert to fraction form
   1,056.16/1,584.72 = 593.92/x
3. Step 3: Cross multiply
   1,056.16x = 1,584.72 × 593.92
4. Step 4: Simplify right side
   1,056.16x = 941,196.90
5. Step 5: Solve for x
   x = 941,196.90/1,056.16
6. Step 6: Final answer
   x = 891.15