Finding the Fourth Proportional to 4,709.45, 7,064.23 and 1,422.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,709.45 : 7,064.23 = 1,422.69 : x
2. Step 2: Convert to fraction form
   4,709.45/7,064.23 = 1,422.69/x
3. Step 3: Cross multiply
   4,709.45x = 7,064.23 × 1,422.69
4. Step 4: Simplify right side
   4,709.45x = 10,050,209.38
5. Step 5: Solve for x
   x = 10,050,209.38/4,709.45
6. Step 6: Final answer
   x = 2,134.05