Finding the Fourth Proportional to 9,931.34, 14,903.28 and 5,551.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,931.34 : 14,903.28 = 5,551.67 : x
2. Step 2: Convert to fraction form
   9,931.34/14,903.28 = 5,551.67/x
3. Step 3: Cross multiply
   9,931.34x = 14,903.28 × 5,551.67
4. Step 4: Simplify right side
   9,931.34x = 82,738,017.96
5. Step 5: Solve for x
   x = 82,738,017.96/9,931.34
6. Step 6: Final answer
   x = 8,331.01