Finding the Fourth Proportional to 12,953.62, 19,446.83 and 10,788.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,953.62 : 19,446.83 = 10,788.82 : x
2. Step 2: Convert to fraction form
   12,953.62/19,446.83 = 10,788.82/x
3. Step 3: Cross multiply
   12,953.62x = 19,446.83 × 10,788.82
4. Step 4: Simplify right side
   12,953.62x = 209,808,348.44
5. Step 5: Solve for x
   x = 209,808,348.44/12,953.62
6. Step 6: Final answer
   x = 16,196.89