Finding the Fourth Proportional to 9,755.82, 13,463.06 and 5,279.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,755.82 : 13,463.06 = 5,279.63 : x
2. Step 2: Convert to fraction form
   9,755.82/13,463.06 = 5,279.63/x
3. Step 3: Cross multiply
   9,755.82x = 13,463.06 × 5,279.63
4. Step 4: Simplify right side
   9,755.82x = 71,079,881.75
5. Step 5: Solve for x
   x = 71,079,881.75/9,755.82
6. Step 6: Final answer
   x = 7,285.90