Finding the Fourth Proportional to 8,376.55, 11,557.72 and 5,019.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,376.55 : 11,557.72 = 5,019.98 : x
2. Step 2: Convert to fraction form
   8,376.55/11,557.72 = 5,019.98/x
3. Step 3: Cross multiply
   8,376.55x = 11,557.72 × 5,019.98
4. Step 4: Simplify right side
   8,376.55x = 58,019,471.73
5. Step 5: Solve for x
   x = 58,019,471.73/8,376.55
6. Step 6: Final answer
   x = 6,926.42