Finding the Fourth Proportional to 9,759.57, 14,638.83 and 2,740.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,759.57 : 14,638.83 = 2,740.07 : x
2. Step 2: Convert to fraction form
   9,759.57/14,638.83 = 2,740.07/x
3. Step 3: Cross multiply
   9,759.57x = 14,638.83 × 2,740.07
4. Step 4: Simplify right side
   9,759.57x = 40,111,345.72
5. Step 5: Solve for x
   x = 40,111,345.72/9,759.57
6. Step 6: Final answer
   x = 4,109.95