Finding the Fourth Proportional to 10,666.14, 14,704.83 and 7,981.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,666.14 : 14,704.83 = 7,981.29 : x
2. Step 2: Convert to fraction form
   10,666.14/14,704.83 = 7,981.29/x
3. Step 3: Cross multiply
   10,666.14x = 14,704.83 × 7,981.29
4. Step 4: Simplify right side
   10,666.14x = 117,363,512.63
5. Step 5: Solve for x
   x = 117,363,512.63/10,666.14
6. Step 6: Final answer
   x = 11,003.37