Finding the Fourth Proportional to 10,903.77, 14,949.12 and 10,706.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,903.77 : 14,949.12 = 10,706.94 : x
2. Step 2: Convert to fraction form
   10,903.77/14,949.12 = 10,706.94/x
3. Step 3: Cross multiply
   10,903.77x = 14,949.12 × 10,706.94
4. Step 4: Simplify right side
   10,903.77x = 160,059,330.89
5. Step 5: Solve for x
   x = 160,059,330.89/10,903.77
6. Step 6: Final answer
   x = 14,679.27