Finding the Fourth Proportional to 8,827.79, 12,181.89 and 5,050.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,827.79 : 12,181.89 = 5,050.76 : x
2. Step 2: Convert to fraction form
   8,827.79/12,181.89 = 5,050.76/x
3. Step 3: Cross multiply
   8,827.79x = 12,181.89 × 5,050.76
4. Step 4: Simplify right side
   8,827.79x = 61,527,760.77
5. Step 5: Solve for x
   x = 61,527,760.77/8,827.79
6. Step 6: Final answer
   x = 6,969.78