Finding the Fourth Proportional to 10,784.88, 16,171.92 and 4,936.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,784.88 : 16,171.92 = 4,936.50 : x
2. Step 2: Convert to fraction form
   10,784.88/16,171.92 = 4,936.50/x
3. Step 3: Cross multiply
   10,784.88x = 16,171.92 × 4,936.50
4. Step 4: Simplify right side
   10,784.88x = 79,832,683.08
5. Step 5: Solve for x
   x = 79,832,683.08/10,784.88
6. Step 6: Final answer
   x = 7,402.28