Finding the Fourth Proportional to 14,355.84, 21,531.33 and 3,967.59

Step by Step Solution

1. Step 1: Write the proportion equation
   14,355.84 : 21,531.33 = 3,967.59 : x
2. Step 2: Convert to fraction form
   14,355.84/21,531.33 = 3,967.59/x
3. Step 3: Cross multiply
   14,355.84x = 21,531.33 × 3,967.59
4. Step 4: Simplify right side
   14,355.84x = 85,427,489.59
5. Step 5: Solve for x
   x = 85,427,489.59/14,355.84
6. Step 6: Final answer
   x = 5,950.71