Finding the Fourth Proportional to 8,784.07, 12,122.06 and 4,805.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,784.07 : 12,122.06 = 4,805.25 : x
2. Step 2: Convert to fraction form
   8,784.07/12,122.06 = 4,805.25/x
3. Step 3: Cross multiply
   8,784.07x = 12,122.06 × 4,805.25
4. Step 4: Simplify right side
   8,784.07x = 58,249,493.42
5. Step 5: Solve for x
   x = 58,249,493.42/8,784.07
6. Step 6: Final answer
   x = 6,631.26