Finding the Fourth Proportional to 10,670.48, 16,008.23 and 3,650.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,670.48 : 16,008.23 = 3,650.57 : x
2. Step 2: Convert to fraction form
   10,670.48/16,008.23 = 3,650.57/x
3. Step 3: Cross multiply
   10,670.48x = 16,008.23 × 3,650.57
4. Step 4: Simplify right side
   10,670.48x = 58,439,153.31
5. Step 5: Solve for x
   x = 58,439,153.31/10,670.48
6. Step 6: Final answer
   x = 5,476.71