Finding the Fourth Proportional to 8,795.59, 12,161.34 and 7,688.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,795.59 : 12,161.34 = 7,688.52 : x
2. Step 2: Convert to fraction form
   8,795.59/12,161.34 = 7,688.52/x
3. Step 3: Cross multiply
   8,795.59x = 12,161.34 × 7,688.52
4. Step 4: Simplify right side
   8,795.59x = 93,502,705.82
5. Step 5: Solve for x
   x = 93,502,705.82/8,795.59
6. Step 6: Final answer
   x = 10,630.64