Finding the Fourth Proportional to 9,401.23, 12,974.06 and 5,368.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,401.23 : 12,974.06 = 5,368.72 : x
2. Step 2: Convert to fraction form
   9,401.23/12,974.06 = 5,368.72/x
3. Step 3: Cross multiply
   9,401.23x = 12,974.06 × 5,368.72
4. Step 4: Simplify right side
   9,401.23x = 69,654,030.53
5. Step 5: Solve for x
   x = 69,654,030.53/9,401.23
6. Step 6: Final answer
   x = 7,409.03