Finding the Fourth Proportional to 8,788.50, 12,126.19 and 5,010.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,788.50 : 12,126.19 = 5,010.59 : x
2. Step 2: Convert to fraction form
   8,788.50/12,126.19 = 5,010.59/x
3. Step 3: Cross multiply
   8,788.50x = 12,126.19 × 5,010.59
4. Step 4: Simplify right side
   8,788.50x = 60,759,280.67
5. Step 5: Solve for x
   x = 60,759,280.67/8,788.50
6. Step 6: Final answer
   x = 6,913.50