Finding the Fourth Proportional to 10,406.07, 14,360.49 and 5,690.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,406.07 : 14,360.49 = 5,690.25 : x
2. Step 2: Convert to fraction form
   10,406.07/14,360.49 = 5,690.25/x
3. Step 3: Cross multiply
   10,406.07x = 14,360.49 × 5,690.25
4. Step 4: Simplify right side
   10,406.07x = 81,714,778.22
5. Step 5: Solve for x
   x = 81,714,778.22/10,406.07
6. Step 6: Final answer
   x = 7,852.61