Finding the Fourth Proportional to 10,297.18, 14,210.16 and 5,581.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,297.18 : 14,210.16 = 5,581.42 : x
2. Step 2: Convert to fraction form
   10,297.18/14,210.16 = 5,581.42/x
3. Step 3: Cross multiply
   10,297.18x = 14,210.16 × 5,581.42
4. Step 4: Simplify right side
   10,297.18x = 79,312,871.23
5. Step 5: Solve for x
   x = 79,312,871.23/10,297.18
6. Step 6: Final answer
   x = 7,702.39