Finding the Fourth Proportional to 14,300.92, 19,735.78 and 8,634.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,300.92 : 19,735.78 = 8,634.56 : x
2. Step 2: Convert to fraction form
   14,300.92/19,735.78 = 8,634.56/x
3. Step 3: Cross multiply
   14,300.92x = 19,735.78 × 8,634.56
4. Step 4: Simplify right side
   14,300.92x = 170,409,776.56
5. Step 5: Solve for x
   x = 170,409,776.56/14,300.92
6. Step 6: Final answer
   x = 11,916.00