Finding the Fourth Proportional to 9,785.88, 14,676.12 and 5,620.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,785.88 : 14,676.12 = 5,620.86 : x
2. Step 2: Convert to fraction form
   9,785.88/14,676.12 = 5,620.86/x
3. Step 3: Cross multiply
   9,785.88x = 14,676.12 × 5,620.86
4. Step 4: Simplify right side
   9,785.88x = 82,492,415.86
5. Step 5: Solve for x
   x = 82,492,415.86/9,785.88
6. Step 6: Final answer
   x = 8,429.74