Finding the Fourth Proportional to 10,438.37, 14,404.74 and 5,722.65

Step by Step Solution

1. Step 1: Write the proportion equation
   10,438.37 : 14,404.74 = 5,722.65 : x
2. Step 2: Convert to fraction form
   10,438.37/14,404.74 = 5,722.65/x
3. Step 3: Cross multiply
   10,438.37x = 14,404.74 × 5,722.65
4. Step 4: Simplify right side
   10,438.37x = 82,433,263.90
5. Step 5: Solve for x
   x = 82,433,263.90/10,438.37
6. Step 6: Final answer
   x = 7,897.14