Finding the Fourth Proportional to 9,705.18, 14,562.72 and 4,157.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,705.18 : 14,562.72 = 4,157.04 : x
2. Step 2: Convert to fraction form
   9,705.18/14,562.72 = 4,157.04/x
3. Step 3: Cross multiply
   9,705.18x = 14,562.72 × 4,157.04
4. Step 4: Simplify right side
   9,705.18x = 60,537,809.55
5. Step 5: Solve for x
   x = 60,537,809.55/9,705.18
6. Step 6: Final answer
   x = 6,237.68