Finding the Fourth Proportional to 8,341.23, 12,498.89 and 5,256.75

Step by Step Solution

1. Step 1: Write the proportion equation
   8,341.23 : 12,498.89 = 5,256.75 : x
2. Step 2: Convert to fraction form
   8,341.23/12,498.89 = 5,256.75/x
3. Step 3: Cross multiply
   8,341.23x = 12,498.89 × 5,256.75
4. Step 4: Simplify right side
   8,341.23x = 65,703,513.72
5. Step 5: Solve for x
   x = 65,703,513.72/8,341.23
6. Step 6: Final answer
   x = 7,876.96