Finding the Fourth Proportional to 3,670.37, 5,505.49 and 897.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670.37 : 5,505.49 = 897.05 : x
2. Step 2: Convert to fraction form
   3,670.37/5,505.49 = 897.05/x
3. Step 3: Cross multiply
   3,670.37x = 5,505.49 × 897.05
4. Step 4: Simplify right side
   3,670.37x = 4,938,699.80
5. Step 5: Solve for x
   x = 4,938,699.80/3,670.37
6. Step 6: Final answer
   x = 1,345.56