Finding the Fourth Proportional to 196,858,606.16, 271,672,648 and 113,226,603.68

Step by Step Solution

1. Step 1: Write the proportion equation
   196,858,606.16 : 271,672,648 = 113,226,603.68 : x
2. Step 2: Convert to fraction form
   196,858,606.16/271,672,648 = 113,226,603.68/x
3. Step 3: Cross multiply
   196,858,606.16x = 271,672,648 × 113,226,603.68
4. Step 4: Simplify right side
   196,858,606.16x = 30,760,571,245,792,148
5. Step 5: Solve for x
   x = 30,760,571,245,792,148/196,858,606.16
6. Step 6: Final answer
   x = 156,257,182.99