Finding the Fourth Proportional to 8,379.51, 12,567.87 and 2,832.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,379.51 : 12,567.87 = 2,832.72 : x
2. Step 2: Convert to fraction form
   8,379.51/12,567.87 = 2,832.72/x
3. Step 3: Cross multiply
   8,379.51x = 12,567.87 × 2,832.72
4. Step 4: Simplify right side
   8,379.51x = 35,601,256.71
5. Step 5: Solve for x
   x = 35,601,256.71/8,379.51
6. Step 6: Final answer
   x = 4,248.61