Finding the Fourth Proportional to 5,552.90, 7,654.89 and 4,224.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,552.90 : 7,654.89 = 4,224.30 : x
2. Step 2: Convert to fraction form
   5,552.90/7,654.89 = 4,224.30/x
3. Step 3: Cross multiply
   5,552.90x = 7,654.89 × 4,224.30
4. Step 4: Simplify right side
   5,552.90x = 32,336,492.43
5. Step 5: Solve for x
   x = 32,336,492.43/5,552.90
6. Step 6: Final answer
   x = 5,823.35