Finding the Fourth Proportional to 8,784.48, 12,122.50 and 4,805.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,784.48 : 12,122.50 = 4,805.62 : x
2. Step 2: Convert to fraction form
   8,784.48/12,122.50 = 4,805.62/x
3. Step 3: Cross multiply
   8,784.48x = 12,122.50 × 4,805.62
4. Step 4: Simplify right side
   8,784.48x = 58,256,128.45
5. Step 5: Solve for x
   x = 58,256,128.45/8,784.48
6. Step 6: Final answer
   x = 6,631.71