Finding the Fourth Proportional to 3,670.71, 5,506.03 and 897.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670.71 : 5,506.03 = 897.40 : x
2. Step 2: Convert to fraction form
   3,670.71/5,506.03 = 897.40/x
3. Step 3: Cross multiply
   3,670.71x = 5,506.03 × 897.40
4. Step 4: Simplify right side
   3,670.71x = 4,941,111.32
5. Step 5: Solve for x
   x = 4,941,111.32/3,670.71
6. Step 6: Final answer
   x = 1,346.09