Finding the Fourth Proportional to 6,990.42, 9,651.33 and 4,341.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,990.42 : 9,651.33 = 4,341.72 : x
2. Step 2: Convert to fraction form
   6,990.42/9,651.33 = 4,341.72/x
3. Step 3: Cross multiply
   6,990.42x = 9,651.33 × 4,341.72
4. Step 4: Simplify right side
   6,990.42x = 41,903,372.49
5. Step 5: Solve for x
   x = 41,903,372.49/6,990.42
6. Step 6: Final answer
   x = 5,994.40