Finding the Fourth Proportional to 9,313.34, 12,851.33 and 5,334.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,313.34 : 12,851.33 = 5,334.21 : x
2. Step 2: Convert to fraction form
   9,313.34/12,851.33 = 5,334.21/x
3. Step 3: Cross multiply
   9,313.34x = 12,851.33 × 5,334.21
4. Step 4: Simplify right side
   9,313.34x = 68,551,666.33
5. Step 5: Solve for x
   x = 68,551,666.33/9,313.34
6. Step 6: Final answer
   x = 7,360.59