Finding the Fourth Proportional to 2,653.59, 3,977.63 and 898.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,653.59 : 3,977.63 = 898.00 : x
2. Step 2: Convert to fraction form
   2,653.59/3,977.63 = 898.00/x
3. Step 3: Cross multiply
   2,653.59x = 3,977.63 × 898.00
4. Step 4: Simplify right side
   2,653.59x = 3,571,891.85
5. Step 5: Solve for x
   x = 3,571,891.85/2,653.59
6. Step 6: Final answer
   x = 1,346.06