Finding the Fourth Proportional to 10,736.93, 14,815.72 and 6,490.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,736.93 : 14,815.72 = 6,490.55 : x
2. Step 2: Convert to fraction form
   10,736.93/14,815.72 = 6,490.55/x
3. Step 3: Cross multiply
   10,736.93x = 14,815.72 × 6,490.55
4. Step 4: Simplify right side
   10,736.93x = 96,162,171.45
5. Step 5: Solve for x
   x = 96,162,171.45/10,736.93
6. Step 6: Final answer
   x = 8,956.21