Finding the Fourth Proportional to 10,720.86, 16,082.37 and 3,699.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,720.86 : 16,082.37 = 3,699.93 : x
2. Step 2: Convert to fraction form
   10,720.86/16,082.37 = 3,699.93/x
3. Step 3: Cross multiply
   10,720.86x = 16,082.37 × 3,699.93
4. Step 4: Simplify right side
   10,720.86x = 59,503,643.23
5. Step 5: Solve for x
   x = 59,503,643.23/10,720.86
6. Step 6: Final answer
   x = 5,550.27