Finding the Fourth Proportional to 9,926.55, 14,878.89 and 4,079.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,926.55 : 14,878.89 = 4,079.97 : x
2. Step 2: Convert to fraction form
   9,926.55/14,878.89 = 4,079.97/x
3. Step 3: Cross multiply
   9,926.55x = 14,878.89 × 4,079.97
4. Step 4: Simplify right side
   9,926.55x = 60,705,424.83
5. Step 5: Solve for x
   x = 60,705,424.83/9,926.55
6. Step 6: Final answer
   x = 6,115.46