Finding the Fourth Proportional to 12,705.48, 17,533.32 and 7,997.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,705.48 : 17,533.32 = 7,997.76 : x
2. Step 2: Convert to fraction form
   12,705.48/17,533.32 = 7,997.76/x
3. Step 3: Cross multiply
   12,705.48x = 17,533.32 × 7,997.76
4. Step 4: Simplify right side
   12,705.48x = 140,227,285.36
5. Step 5: Solve for x
   x = 140,227,285.36/12,705.48
6. Step 6: Final answer
   x = 11,036.76