Finding the Fourth Proportional to 12,077.88, 16,667.62 and 6,700.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,077.88 : 16,667.62 = 6,700.42 : x
2. Step 2: Convert to fraction form
   12,077.88/16,667.62 = 6,700.42/x
3. Step 3: Cross multiply
   12,077.88x = 16,667.62 × 6,700.42
4. Step 4: Simplify right side
   12,077.88x = 111,680,053.77
5. Step 5: Solve for x
   x = 111,680,053.77/12,077.88
6. Step 6: Final answer
   x = 9,246.66