Finding the Fourth Proportional to 3,897.37, 5,808.23 and 3,772.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,897.37 : 5,808.23 = 3,772.84 : x
2. Step 2: Convert to fraction form
   3,897.37/5,808.23 = 3,772.84/x
3. Step 3: Cross multiply
   3,897.37x = 5,808.23 × 3,772.84
4. Step 4: Simplify right side
   3,897.37x = 21,913,522.47
5. Step 5: Solve for x
   x = 21,913,522.47/3,897.37
6. Step 6: Final answer
   x = 5,622.64