Finding the Fourth Proportional to 8,768.50, 12,100.89 and 5,042.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,768.50 : 12,100.89 = 5,042.50 : x
2. Step 2: Convert to fraction form
   8,768.50/12,100.89 = 5,042.50/x
3. Step 3: Cross multiply
   8,768.50x = 12,100.89 × 5,042.50
4. Step 4: Simplify right side
   8,768.50x = 61,018,737.83
5. Step 5: Solve for x
   x = 61,018,737.83/8,768.50
6. Step 6: Final answer
   x = 6,958.86