Finding the Fourth Proportional to 2,300.72, 3,449.37 and 739.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.72 : 3,449.37 = 739.84 : x
2. Step 2: Convert to fraction form
   2,300.72/3,449.37 = 739.84/x
3. Step 3: Cross multiply
   2,300.72x = 3,449.37 × 739.84
4. Step 4: Simplify right side
   2,300.72x = 2,551,981.90
5. Step 5: Solve for x
   x = 2,551,981.90/2,300.72
6. Step 6: Final answer
   x = 1,109.21