Finding the Fourth Proportional to 8,314.89, 11,475.98 and 7,941.21

Step by Step Solution

1. Step 1: Write the proportion equation
   8,314.89 : 11,475.98 = 7,941.21 : x
2. Step 2: Convert to fraction form
   8,314.89/11,475.98 = 7,941.21/x
3. Step 3: Cross multiply
   8,314.89x = 11,475.98 × 7,941.21
4. Step 4: Simplify right side
   8,314.89x = 91,133,127.43
5. Step 5: Solve for x
   x = 91,133,127.43/8,314.89
6. Step 6: Final answer
   x = 10,960.23