Finding the Fourth Proportional to 2,345.50, 3,519.58 and 1,046.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.50 : 3,519.58 = 1,046.88 : x
2. Step 2: Convert to fraction form
   2,345.50/3,519.58 = 1,046.88/x
3. Step 3: Cross multiply
   2,345.50x = 3,519.58 × 1,046.88
4. Step 4: Simplify right side
   2,345.50x = 3,684,577.91
5. Step 5: Solve for x
   x = 3,684,577.91/2,345.50
6. Step 6: Final answer
   x = 1,570.91