Finding the Fourth Proportional to 9,196.42, 13,796.78 and 2,622.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,196.42 : 13,796.78 = 2,622.70 : x
2. Step 2: Convert to fraction form
   9,196.42/13,796.78 = 2,622.70/x
3. Step 3: Cross multiply
   9,196.42x = 13,796.78 × 2,622.70
4. Step 4: Simplify right side
   9,196.42x = 36,184,814.91
5. Step 5: Solve for x
   x = 36,184,814.91/9,196.42
6. Step 6: Final answer
   x = 3,934.66