Finding the Fourth Proportional to 10,970.52, 16,419.33 and 8,768.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,970.52 : 16,419.33 = 8,768.94 : x
2. Step 2: Convert to fraction form
   10,970.52/16,419.33 = 8,768.94/x
3. Step 3: Cross multiply
   10,970.52x = 16,419.33 × 8,768.94
4. Step 4: Simplify right side
   10,970.52x = 143,980,119.61
5. Step 5: Solve for x
   x = 143,980,119.61/10,970.52
6. Step 6: Final answer
   x = 13,124.27