Finding the Fourth Proportional to 11,691,956.58, 16,120,217.61 and 8,942,017.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,691,956.58 : 16,120,217.61 = 8,942,017.38 : x
2. Step 2: Convert to fraction form
   11,691,956.58/16,120,217.61 = 8,942,017.38/x
3. Step 3: Cross multiply
   11,691,956.58x = 16,120,217.61 × 8,942,017.38
4. Step 4: Simplify right side
   11,691,956.58x = 144,147,266,038,002.06
5. Step 5: Solve for x
   x = 144,147,266,038,002.06/11,691,956.58
6. Step 6: Final answer
   x = 12,328,754.82