Finding the Fourth Proportional to 5,075.31, 7,002.38 and 2,950.43

Step by Step Solution

1. Step 1: Write the proportion equation
   5,075.31 : 7,002.38 = 2,950.43 : x
2. Step 2: Convert to fraction form
   5,075.31/7,002.38 = 2,950.43/x
3. Step 3: Cross multiply
   5,075.31x = 7,002.38 × 2,950.43
4. Step 4: Simplify right side
   5,075.31x = 20,660,004.39
5. Step 5: Solve for x
   x = 20,660,004.39/5,075.31
6. Step 6: Final answer
   x = 4,070.69