Finding the Fourth Proportional to 1,210.96, 1,817.72 and 562.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,210.96 : 1,817.72 = 562.32 : x
2. Step 2: Convert to fraction form
   1,210.96/1,817.72 = 562.32/x
3. Step 3: Cross multiply
   1,210.96x = 1,817.72 × 562.32
4. Step 4: Simplify right side
   1,210.96x = 1,022,140.31
5. Step 5: Solve for x
   x = 1,022,140.31/1,210.96
6. Step 6: Final answer
   x = 844.07