Finding the Fourth Proportional to 8,962.94, 12,366.82 and 5,186.01

Step by Step Solution

1. Step 1: Write the proportion equation
   8,962.94 : 12,366.82 = 5,186.01 : x
2. Step 2: Convert to fraction form
   8,962.94/12,366.82 = 5,186.01/x
3. Step 3: Cross multiply
   8,962.94x = 12,366.82 × 5,186.01
4. Step 4: Simplify right side
   8,962.94x = 64,134,505.05
5. Step 5: Solve for x
   x = 64,134,505.05/8,962.94
6. Step 6: Final answer
   x = 7,155.52