Finding the Fourth Proportional to 9,375.39, 12,937.89 and 5,126.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,375.39 : 12,937.89 = 5,126.46 : x
2. Step 2: Convert to fraction form
   9,375.39/12,937.89 = 5,126.46/x
3. Step 3: Cross multiply
   9,375.39x = 12,937.89 × 5,126.46
4. Step 4: Simplify right side
   9,375.39x = 66,325,575.57
5. Step 5: Solve for x
   x = 66,325,575.57/9,375.39
6. Step 6: Final answer
   x = 7,074.44