Finding the Fourth Proportional to 10,699.89, 16,048.94 and 4,201.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,699.89 : 16,048.94 = 4,201.62 : x
2. Step 2: Convert to fraction form
   10,699.89/16,048.94 = 4,201.62/x
3. Step 3: Cross multiply
   10,699.89x = 16,048.94 × 4,201.62
4. Step 4: Simplify right side
   10,699.89x = 67,431,526.27
5. Step 5: Solve for x
   x = 67,431,526.27/10,699.89
6. Step 6: Final answer
   x = 6,302.08