Finding the Fourth Proportional to 9,383.27, 12,948.74 and 5,191.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,383.27 : 12,948.74 = 5,191.52 : x
2. Step 2: Convert to fraction form
   9,383.27/12,948.74 = 5,191.52/x
3. Step 3: Cross multiply
   9,383.27x = 12,948.74 × 5,191.52
4. Step 4: Simplify right side
   9,383.27x = 67,223,551.98
5. Step 5: Solve for x
   x = 67,223,551.98/9,383.27
6. Step 6: Final answer
   x = 7,164.20