Finding the Fourth Proportional to 4,427.18, 6,641.50 and 1,654.82

Step by Step Solution

1. Step 1: Write the proportion equation
   4,427.18 : 6,641.50 = 1,654.82 : x
2. Step 2: Convert to fraction form
   4,427.18/6,641.50 = 1,654.82/x
3. Step 3: Cross multiply
   4,427.18x = 6,641.50 × 1,654.82
4. Step 4: Simplify right side
   4,427.18x = 10,990,487.03
5. Step 5: Solve for x
   x = 10,990,487.03/4,427.18
6. Step 6: Final answer
   x = 2,482.50