Finding the Fourth Proportional to 9,820.89, 14,735.05 and 4,558.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,820.89 : 14,735.05 = 4,558.42 : x
2. Step 2: Convert to fraction form
   9,820.89/14,735.05 = 4,558.42/x
3. Step 3: Cross multiply
   9,820.89x = 14,735.05 × 4,558.42
4. Step 4: Simplify right side
   9,820.89x = 67,168,553.64
5. Step 5: Solve for x
   x = 67,168,553.64/9,820.89
6. Step 6: Final answer
   x = 6,839.36