Finding the Fourth Proportional to 2,345.30, 3,518.50 and 1,175.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.30 : 3,518.50 = 1,175.79 : x
2. Step 2: Convert to fraction form
   2,345.30/3,518.50 = 1,175.79/x
3. Step 3: Cross multiply
   2,345.30x = 3,518.50 × 1,175.79
4. Step 4: Simplify right side
   2,345.30x = 4,137,017.12
5. Step 5: Solve for x
   x = 4,137,017.12/2,345.30
6. Step 6: Final answer
   x = 1,763.96