Finding the Fourth Proportional to 2,098.59, 2,896.61 and 1,435.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.59 : 2,896.61 = 1,435.20 : x
2. Step 2: Convert to fraction form
   2,098.59/2,896.61 = 1,435.20/x
3. Step 3: Cross multiply
   2,098.59x = 2,896.61 × 1,435.20
4. Step 4: Simplify right side
   2,098.59x = 4,157,207.50
5. Step 5: Solve for x
   x = 4,157,207.50/2,098.59
6. Step 6: Final answer
   x = 1,980.95