Finding the Fourth Proportional to 9,330.34, 12,870.22 and 5,971.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,330.34 : 12,870.22 = 5,971.97 : x
2. Step 2: Convert to fraction form
   9,330.34/12,870.22 = 5,971.97/x
3. Step 3: Cross multiply
   9,330.34x = 12,870.22 × 5,971.97
4. Step 4: Simplify right side
   9,330.34x = 76,860,567.73
5. Step 5: Solve for x
   x = 76,860,567.73/9,330.34
6. Step 6: Final answer
   x = 8,237.70