Finding the Fourth Proportional to 11,196.12, 16,790.64 and 4,956

Step by Step Solution

1. Step 1: Write the proportion equation
   11,196.12 : 16,790.64 = 4,956 : x
2. Step 2: Convert to fraction form
   11,196.12/16,790.64 = 4,956/x
3. Step 3: Cross multiply
   11,196.12x = 16,790.64 × 4,956
4. Step 4: Simplify right side
   11,196.12x = 83,214,411.84
5. Step 5: Solve for x
   x = 83,214,411.84/11,196.12
6. Step 6: Final answer
   x = 7,432.43