Finding the Fourth Proportional to 10,046.66, 13,864.32 and 5,570.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,046.66 : 13,864.32 = 5,570.42 : x
2. Step 2: Convert to fraction form
   10,046.66/13,864.32 = 5,570.42/x
3. Step 3: Cross multiply
   10,046.66x = 13,864.32 × 5,570.42
4. Step 4: Simplify right side
   10,046.66x = 77,230,016.09
5. Step 5: Solve for x
   x = 77,230,016.09/10,046.66
6. Step 6: Final answer
   x = 7,687.14