Finding the Fourth Proportional to 10,435.95, 14,401.62 and 5,720.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,435.95 : 14,401.62 = 5,720.22 : x
2. Step 2: Convert to fraction form
   10,435.95/14,401.62 = 5,720.22/x
3. Step 3: Cross multiply
   10,435.95x = 14,401.62 × 5,720.22
4. Step 4: Simplify right side
   10,435.95x = 82,380,434.76
5. Step 5: Solve for x
   x = 82,380,434.76/10,435.95
6. Step 6: Final answer
   x = 7,893.91