Finding the Fourth Proportional to 12,076.64, 16,663.50 and 7,773.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,076.64 : 16,663.50 = 7,773.52 : x
2. Step 2: Convert to fraction form
   12,076.64/16,663.50 = 7,773.52/x
3. Step 3: Cross multiply
   12,076.64x = 16,663.50 × 7,773.52
4. Step 4: Simplify right side
   12,076.64x = 129,534,050.52
5. Step 5: Solve for x
   x = 129,534,050.52/12,076.64
6. Step 6: Final answer
   x = 10,726.00