Finding the Fourth Proportional to 2,816.34, 4,224.72 and 1,084.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,816.34 : 4,224.72 = 1,084.98 : x
2. Step 2: Convert to fraction form
   2,816.34/4,224.72 = 1,084.98/x
3. Step 3: Cross multiply
   2,816.34x = 4,224.72 × 1,084.98
4. Step 4: Simplify right side
   2,816.34x = 4,583,736.71
5. Step 5: Solve for x
   x = 4,583,736.71/2,816.34
6. Step 6: Final answer
   x = 1,627.55