Finding the Fourth Proportional to 10,531.82, 15,797.69 and 4,290.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,531.82 : 15,797.69 = 4,290.46 : x
2. Step 2: Convert to fraction form
   10,531.82/15,797.69 = 4,290.46/x
3. Step 3: Cross multiply
   10,531.82x = 15,797.69 × 4,290.46
4. Step 4: Simplify right side
   10,531.82x = 67,779,328.27
5. Step 5: Solve for x
   x = 67,779,328.27/10,531.82
6. Step 6: Final answer
   x = 6,435.67