Finding the Fourth Proportional to 9,108.34, 13,667.94 and 4,725.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,108.34 : 13,667.94 = 4,725.76 : x
2. Step 2: Convert to fraction form
   9,108.34/13,667.94 = 4,725.76/x
3. Step 3: Cross multiply
   9,108.34x = 13,667.94 × 4,725.76
4. Step 4: Simplify right side
   9,108.34x = 64,591,404.13
5. Step 5: Solve for x
   x = 64,591,404.13/9,108.34
6. Step 6: Final answer
   x = 7,091.46