Finding the Fourth Proportional to 3,614.34, 5,389.33 and 3,607.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,614.34 : 5,389.33 = 3,607.45 : x
2. Step 2: Convert to fraction form
   3,614.34/5,389.33 = 3,607.45/x
3. Step 3: Cross multiply
   3,614.34x = 5,389.33 × 3,607.45
4. Step 4: Simplify right side
   3,614.34x = 19,441,720.47
5. Step 5: Solve for x
   x = 19,441,720.47/3,614.34
6. Step 6: Final answer
   x = 5,379.05