Finding the Fourth Proportional to 12,665.08, 17,477.80 and 7,076.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,665.08 : 17,477.80 = 7,076.08 : x
2. Step 2: Convert to fraction form
   12,665.08/17,477.80 = 7,076.08/x
3. Step 3: Cross multiply
   12,665.08x = 17,477.80 × 7,076.08
4. Step 4: Simplify right side
   12,665.08x = 123,674,311.02
5. Step 5: Solve for x
   x = 123,674,311.02/12,665.08
6. Step 6: Final answer
   x = 9,764.98