Finding the Fourth Proportional to 11,127.36, 16,746.72 and 8,368.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,127.36 : 16,746.72 = 8,368.32 : x
2. Step 2: Convert to fraction form
   11,127.36/16,746.72 = 8,368.32/x
3. Step 3: Cross multiply
   11,127.36x = 16,746.72 × 8,368.32
4. Step 4: Simplify right side
   11,127.36x = 140,141,911.91
5. Step 5: Solve for x
   x = 140,141,911.91/11,127.36
6. Step 6: Final answer
   x = 12,594.35