Finding the Fourth Proportional to 21,586,361.98, 32,370,325.83 and 12,494,735.08

Step by Step Solution

1. Step 1: Write the proportion equation
   21,586,361.98 : 32,370,325.83 = 12,494,735.08 : x
2. Step 2: Convert to fraction form
   21,586,361.98/32,370,325.83 = 12,494,735.08/x
3. Step 3: Cross multiply
   21,586,361.98x = 32,370,325.83 × 12,494,735.08
4. Step 4: Simplify right side
   21,586,361.98x = 404,458,645,699,131.12
5. Step 5: Solve for x
   x = 404,458,645,699,131.12/21,586,361.98
6. Step 6: Final answer
   x = 18,736,767.51