Finding the Fourth Proportional to 12,813,704.33, 17,682,675.57 and 7,012,369.71

Step by Step Solution

1. Step 1: Write the proportion equation
   12,813,704.33 : 17,682,675.57 = 7,012,369.71 : x
2. Step 2: Convert to fraction form
   12,813,704.33/17,682,675.57 = 7,012,369.71/x
3. Step 3: Cross multiply
   12,813,704.33x = 17,682,675.57 × 7,012,369.71
4. Step 4: Simplify right side
   12,813,704.33x = 123,997,458,558,824.98
5. Step 5: Solve for x
   x = 123,997,458,558,824.98/12,813,704.33
6. Step 6: Final answer
   x = 9,676,940.83