Finding the Fourth Proportional to 9,370.59, 12,931.89 and 5,392.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,370.59 : 12,931.89 = 5,392.27 : x
2. Step 2: Convert to fraction form
   9,370.59/12,931.89 = 5,392.27/x
3. Step 3: Cross multiply
   9,370.59x = 12,931.89 × 5,392.27
4. Step 4: Simplify right side
   9,370.59x = 69,732,238.43
5. Step 5: Solve for x
   x = 69,732,238.43/9,370.59
6. Step 6: Final answer
   x = 7,441.61