Finding the Fourth Proportional to 7,736.89, 10,676.61 and 4,200.03

Step by Step Solution

1. Step 1: Write the proportion equation
   7,736.89 : 10,676.61 = 4,200.03 : x
2. Step 2: Convert to fraction form
   7,736.89/10,676.61 = 4,200.03/x
3. Step 3: Cross multiply
   7,736.89x = 10,676.61 × 4,200.03
4. Step 4: Simplify right side
   7,736.89x = 44,842,082.30
5. Step 5: Solve for x
   x = 44,842,082.30/7,736.89
6. Step 6: Final answer
   x = 5,795.88