Finding the Fourth Proportional to 5,754.34, 7,945.59 and 5,312.08

Step by Step Solution

1. Step 1: Write the proportion equation
   5,754.34 : 7,945.59 = 5,312.08 : x
2. Step 2: Convert to fraction form
   5,754.34/7,945.59 = 5,312.08/x
3. Step 3: Cross multiply
   5,754.34x = 7,945.59 × 5,312.08
4. Step 4: Simplify right side
   5,754.34x = 42,207,609.73
5. Step 5: Solve for x
   x = 42,207,609.73/5,754.34
6. Step 6: Final answer
   x = 7,334.92