Finding the Fourth Proportional to 1,056.86, 1,584.52 and 536.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,056.86 : 1,584.52 = 536.62 : x
2. Step 2: Convert to fraction form
   1,056.86/1,584.52 = 536.62/x
3. Step 3: Cross multiply
   1,056.86x = 1,584.52 × 536.62
4. Step 4: Simplify right side
   1,056.86x = 850,285.12
5. Step 5: Solve for x
   x = 850,285.12/1,056.86
6. Step 6: Final answer
   x = 804.54