Finding the Fourth Proportional to 10,705.20, 14,770.96 and 7,346.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,705.20 : 14,770.96 = 7,346.79 : x
2. Step 2: Convert to fraction form
   10,705.20/14,770.96 = 7,346.79/x
3. Step 3: Cross multiply
   10,705.20x = 14,770.96 × 7,346.79
4. Step 4: Simplify right side
   10,705.20x = 108,519,141.22
5. Step 5: Solve for x
   x = 108,519,141.22/10,705.20
6. Step 6: Final answer
   x = 10,137.05