Finding the Fourth Proportional to 13,923.84, 19,214.72 and 7,955.46

Step by Step Solution

1. Step 1: Write the proportion equation
   13,923.84 : 19,214.72 = 7,955.46 : x
2. Step 2: Convert to fraction form
   13,923.84/19,214.72 = 7,955.46/x
3. Step 3: Cross multiply
   13,923.84x = 19,214.72 × 7,955.46
4. Step 4: Simplify right side
   13,923.84x = 152,861,936.37
5. Step 5: Solve for x
   x = 152,861,936.37/13,923.84
6. Step 6: Final answer
   x = 10,978.43