Finding the Fourth Proportional to 12,795.46, 17,657.76 and 7,758.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,795.46 : 17,657.76 = 7,758.37 : x
2. Step 2: Convert to fraction form
   12,795.46/17,657.76 = 7,758.37/x
3. Step 3: Cross multiply
   12,795.46x = 17,657.76 × 7,758.37
4. Step 4: Simplify right side
   12,795.46x = 136,995,435.45
5. Step 5: Solve for x
   x = 136,995,435.45/12,795.46
6. Step 6: Final answer
   x = 10,706.57