Finding the Fourth Proportional to 8,784.42, 12,122.01 and 4,805.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,784.42 : 12,122.01 = 4,805.34 : x
2. Step 2: Convert to fraction form
   8,784.42/12,122.01 = 4,805.34/x
3. Step 3: Cross multiply
   8,784.42x = 12,122.01 × 4,805.34
4. Step 4: Simplify right side
   8,784.42x = 58,250,379.53
5. Step 5: Solve for x
   x = 58,250,379.53/8,784.42
6. Step 6: Final answer
   x = 6,631.10