Finding the Fourth Proportional to 14,184.54, 19,573.31 and 7,811.06

Step by Step Solution

1. Step 1: Write the proportion equation
   14,184.54 : 19,573.31 = 7,811.06 : x
2. Step 2: Convert to fraction form
   14,184.54/19,573.31 = 7,811.06/x
3. Step 3: Cross multiply
   14,184.54x = 19,573.31 × 7,811.06
4. Step 4: Simplify right side
   14,184.54x = 152,888,161.89
5. Step 5: Solve for x
   x = 152,888,161.89/14,184.54
6. Step 6: Final answer
   x = 10,778.51