Finding the Fourth Proportional to 2,353.98, 3,532.11 and 1,665.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353.98 : 3,532.11 = 1,665.07 : x
2. Step 2: Convert to fraction form
   2,353.98/3,532.11 = 1,665.07/x
3. Step 3: Cross multiply
   2,353.98x = 3,532.11 × 1,665.07
4. Step 4: Simplify right side
   2,353.98x = 5,881,210.40
5. Step 5: Solve for x
   x = 5,881,210.40/2,353.98
6. Step 6: Final answer
   x = 2,498.41