Finding the Fourth Proportional to 113,196.16, 169,872.23 and 46,636.39

Step by Step Solution

1. Step 1: Write the proportion equation
   113,196.16 : 169,872.23 = 46,636.39 : x
2. Step 2: Convert to fraction form
   113,196.16/169,872.23 = 46,636.39/x
3. Step 3: Cross multiply
   113,196.16x = 169,872.23 × 46,636.39
4. Step 4: Simplify right side
   113,196.16x = 7,922,227,568.45
5. Step 5: Solve for x
   x = 7,922,227,568.45/113,196.16
6. Step 6: Final answer
   x = 69,986.72