Finding the Fourth Proportional to 2,099.36, 2,899.06 and 1,354.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.36 : 2,899.06 = 1,354.59 : x
2. Step 2: Convert to fraction form
   2,099.36/2,899.06 = 1,354.59/x
3. Step 3: Cross multiply
   2,099.36x = 2,899.06 × 1,354.59
4. Step 4: Simplify right side
   2,099.36x = 3,927,034.30
5. Step 5: Solve for x
   x = 3,927,034.30/2,099.36
6. Step 6: Final answer
   x = 1,870.58