Finding the Fourth Proportional to 10,405.96, 14,360.52 and 5,690.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,405.96 : 14,360.52 = 5,690.32 : x
2. Step 2: Convert to fraction form
   10,405.96/14,360.52 = 5,690.32/x
3. Step 3: Cross multiply
   10,405.96x = 14,360.52 × 5,690.32
4. Step 4: Simplify right side
   10,405.96x = 81,715,954.17
5. Step 5: Solve for x
   x = 81,715,954.17/10,405.96
6. Step 6: Final answer
   x = 7,852.80