Finding the Fourth Proportional to 5,522.89, 7,621.23 and 3,164.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,522.89 : 7,621.23 = 3,164.59 : x
2. Step 2: Convert to fraction form
   5,522.89/7,621.23 = 3,164.59/x
3. Step 3: Cross multiply
   5,522.89x = 7,621.23 × 3,164.59
4. Step 4: Simplify right side
   5,522.89x = 24,118,068.25
5. Step 5: Solve for x
   x = 24,118,068.25/5,522.89
6. Step 6: Final answer
   x = 4,366.93