Finding the Fourth Proportional to 2,459.61, 3,686.69 and 898.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,459.61 : 3,686.69 = 898.34 : x
2. Step 2: Convert to fraction form
   2,459.61/3,686.69 = 898.34/x
3. Step 3: Cross multiply
   2,459.61x = 3,686.69 × 898.34
4. Step 4: Simplify right side
   2,459.61x = 3,311,878.17
5. Step 5: Solve for x
   x = 3,311,878.17/2,459.61
6. Step 6: Final answer
   x = 1,346.51