Finding the Fourth Proportional to 3,607.05, 5,064.45 and 3,607.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,607.05 : 5,064.45 = 3,607.05 : x
2. Step 2: Convert to fraction form
   3,607.05/5,064.45 = 3,607.05/x
3. Step 3: Cross multiply
   3,607.05x = 5,064.45 × 3,607.05
4. Step 4: Simplify right side
   3,607.05x = 18,267,724.37
5. Step 5: Solve for x
   x = 18,267,724.37/3,607.05
6. Step 6: Final answer
   x = 5,064.45