Finding the Fourth Proportional to 10,046.40, 13,863.98 and 5,570.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,046.40 : 13,863.98 = 5,570.16 : x
2. Step 2: Convert to fraction form
   10,046.40/13,863.98 = 5,570.16/x
3. Step 3: Cross multiply
   10,046.40x = 13,863.98 × 5,570.16
4. Step 4: Simplify right side
   10,046.40x = 77,224,586.84
5. Step 5: Solve for x
   x = 77,224,586.84/10,046.40
6. Step 6: Final answer
   x = 7,686.79