Finding the Fourth Proportional to 14,185.92, 19,577.06 and 7,813.18

Step by Step Solution

1. Step 1: Write the proportion equation
   14,185.92 : 19,577.06 = 7,813.18 : x
2. Step 2: Convert to fraction form
   14,185.92/19,577.06 = 7,813.18/x
3. Step 3: Cross multiply
   14,185.92x = 19,577.06 × 7,813.18
4. Step 4: Simplify right side
   14,185.92x = 152,959,093.65
5. Step 5: Solve for x
   x = 152,959,093.65/14,185.92
6. Step 6: Final answer
   x = 10,782.46