Finding the Fourth Proportional to 2,259.05, 3,390.24 and 1,073.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259.05 : 3,390.24 = 1,073.10 : x
2. Step 2: Convert to fraction form
   2,259.05/3,390.24 = 1,073.10/x
3. Step 3: Cross multiply
   2,259.05x = 3,390.24 × 1,073.10
4. Step 4: Simplify right side
   2,259.05x = 3,638,055.84
5. Step 5: Solve for x
   x = 3,638,055.84/2,259.05
6. Step 6: Final answer
   x = 1,610.43