Finding the Fourth Proportional to 22,458,717.12, 30,993,100.56 and 12,145,512

Step by Step Solution

1. Step 1: Write the proportion equation
   22,458,717.12 : 30,993,100.56 = 12,145,512 : x
2. Step 2: Convert to fraction form
   22,458,717.12/30,993,100.56 = 12,145,512/x
3. Step 3: Cross multiply
   22,458,717.12x = 30,993,100.56 × 12,145,512
4. Step 4: Simplify right side
   22,458,717.12x = 376,427,074,768,686.69
5. Step 5: Solve for x
   x = 376,427,074,768,686.69/22,458,717.12
6. Step 6: Final answer
   x = 16,760,844.92