Finding the Fourth Proportional to 2,345.98, 3,519.06 and 1,047.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.98 : 3,519.06 = 1,047.46 : x
2. Step 2: Convert to fraction form
   2,345.98/3,519.06 = 1,047.46/x
3. Step 3: Cross multiply
   2,345.98x = 3,519.06 × 1,047.46
4. Step 4: Simplify right side
   2,345.98x = 3,686,074.59
5. Step 5: Solve for x
   x = 3,686,074.59/2,345.98
6. Step 6: Final answer
   x = 1,571.23