Finding the Fourth Proportional to 6,964.98, 10,447.20 and 1,770.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,964.98 : 10,447.20 = 1,770.72 : x
2. Step 2: Convert to fraction form
   6,964.98/10,447.20 = 1,770.72/x
3. Step 3: Cross multiply
   6,964.98x = 10,447.20 × 1,770.72
4. Step 4: Simplify right side
   6,964.98x = 18,499,065.98
5. Step 5: Solve for x
   x = 18,499,065.98/6,964.98
6. Step 6: Final answer
   x = 2,656.01