Finding the Fourth Proportional to 12,353,767.94, 17,049,165.46 and 7,947,428.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,353,767.94 : 17,049,165.46 = 7,947,428.42 : x
2. Step 2: Convert to fraction form
   12,353,767.94/17,049,165.46 = 7,947,428.42/x
3. Step 3: Cross multiply
   12,353,767.94x = 17,049,165.46 × 7,947,428.42
4. Step 4: Simplify right side
   12,353,767.94x = 135,497,022,114,086.38
5. Step 5: Solve for x
   x = 135,497,022,114,086.38/12,353,767.94
6. Step 6: Final answer
   x = 10,968,072.48