Finding the Fourth Proportional to 16,766.65, 25,153.86 and 4,919.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,766.65 : 25,153.86 = 4,919.94 : x
2. Step 2: Convert to fraction form
   16,766.65/25,153.86 = 4,919.94/x
3. Step 3: Cross multiply
   16,766.65x = 25,153.86 × 4,919.94
4. Step 4: Simplify right side
   16,766.65x = 123,755,472.74
5. Step 5: Solve for x
   x = 123,755,472.74/16,766.65
6. Step 6: Final answer
   x = 7,381.05