Finding the Fourth Proportional to 14,074.50, 19,423.43 and 7,786.89

Step by Step Solution

1. Step 1: Write the proportion equation
   14,074.50 : 19,423.43 = 7,786.89 : x
2. Step 2: Convert to fraction form
   14,074.50/19,423.43 = 7,786.89/x
3. Step 3: Cross multiply
   14,074.50x = 19,423.43 × 7,786.89
4. Step 4: Simplify right side
   14,074.50x = 151,248,073.90
5. Step 5: Solve for x
   x = 151,248,073.90/14,074.50
6. Step 6: Final answer
   x = 10,746.25