Finding the Fourth Proportional to 2,070.30, 3,107.46 and 975.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,070.30 : 3,107.46 = 975.42 : x
2. Step 2: Convert to fraction form
   2,070.30/3,107.46 = 975.42/x
3. Step 3: Cross multiply
   2,070.30x = 3,107.46 × 975.42
4. Step 4: Simplify right side
   2,070.30x = 3,031,078.63
5. Step 5: Solve for x
   x = 3,031,078.63/2,070.30
6. Step 6: Final answer
   x = 1,464.08