Finding the Fourth Proportional to 8,962.56, 12,368.16 and 5,185.92

Step by Step Solution

1. Step 1: Write the proportion equation
   8,962.56 : 12,368.16 = 5,185.92 : x
2. Step 2: Convert to fraction form
   8,962.56/12,368.16 = 5,185.92/x
3. Step 3: Cross multiply
   8,962.56x = 12,368.16 × 5,185.92
4. Step 4: Simplify right side
   8,962.56x = 64,140,288.31
5. Step 5: Solve for x
   x = 64,140,288.31/8,962.56
6. Step 6: Final answer
   x = 7,156.47