Finding the Fourth Proportional to 10,759.32, 14,817.60 and 8,878.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,759.32 : 14,817.60 = 8,878.50 : x
2. Step 2: Convert to fraction form
   10,759.32/14,817.60 = 8,878.50/x
3. Step 3: Cross multiply
   10,759.32x = 14,817.60 × 8,878.50
4. Step 4: Simplify right side
   10,759.32x = 131,558,061.60
5. Step 5: Solve for x
   x = 131,558,061.60/10,759.32
6. Step 6: Final answer
   x = 12,227.36