Finding the Fourth Proportional to 14,105.64, 19,466.43 and 7,817.61

Step by Step Solution

1. Step 1: Write the proportion equation
   14,105.64 : 19,466.43 = 7,817.61 : x
2. Step 2: Convert to fraction form
   14,105.64/19,466.43 = 7,817.61/x
3. Step 3: Cross multiply
   14,105.64x = 19,466.43 × 7,817.61
4. Step 4: Simplify right side
   14,105.64x = 152,180,957.83
5. Step 5: Solve for x
   x = 152,180,957.83/14,105.64
6. Step 6: Final answer
   x = 10,788.66