Finding the Fourth Proportional to 10,697.91, 16,045.77 and 3,678.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,697.91 : 16,045.77 = 3,678.06 : x
2. Step 2: Convert to fraction form
   10,697.91/16,045.77 = 3,678.06/x
3. Step 3: Cross multiply
   10,697.91x = 16,045.77 × 3,678.06
4. Step 4: Simplify right side
   10,697.91x = 59,017,304.81
5. Step 5: Solve for x
   x = 59,017,304.81/10,697.91
6. Step 6: Final answer
   x = 5,516.71