Finding the Fourth Proportional to 9,738.46, 13,437.12 and 5,758.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,738.46 : 13,437.12 = 5,758.12 : x
2. Step 2: Convert to fraction form
   9,738.46/13,437.12 = 5,758.12/x
3. Step 3: Cross multiply
   9,738.46x = 13,437.12 × 5,758.12
4. Step 4: Simplify right side
   9,738.46x = 77,372,549.41
5. Step 5: Solve for x
   x = 77,372,549.41/9,738.46
6. Step 6: Final answer
   x = 7,945.05