Finding the Fourth Proportional to 3,681.45, 5,520.29 and 1,084.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,681.45 : 5,520.29 = 1,084.05 : x
2. Step 2: Convert to fraction form
   3,681.45/5,520.29 = 1,084.05/x
3. Step 3: Cross multiply
   3,681.45x = 5,520.29 × 1,084.05
4. Step 4: Simplify right side
   3,681.45x = 5,984,264.95
5. Step 5: Solve for x
   x = 5,984,264.95/3,681.45
6. Step 6: Final answer
   x = 1,625.52