Finding the Fourth Proportional to 2,345.34, 3,509.50 and 2,075.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.34 : 3,509.50 = 2,075.62 : x
2. Step 2: Convert to fraction form
   2,345.34/3,509.50 = 2,075.62/x
3. Step 3: Cross multiply
   2,345.34x = 3,509.50 × 2,075.62
4. Step 4: Simplify right side
   2,345.34x = 7,284,388.39
5. Step 5: Solve for x
   x = 7,284,388.39/2,345.34
6. Step 6: Final answer
   x = 3,105.90