Finding the Fourth Proportional to 113,648.67, 156,853.65 and 68,372.42

Step by Step Solution

1. Step 1: Write the proportion equation
   113,648.67 : 156,853.65 = 68,372.42 : x
2. Step 2: Convert to fraction form
   113,648.67/156,853.65 = 68,372.42/x
3. Step 3: Cross multiply
   113,648.67x = 156,853.65 × 68,372.42
4. Step 4: Simplify right side
   113,648.67x = 10,724,463,636.33
5. Step 5: Solve for x
   x = 10,724,463,636.33/113,648.67
6. Step 6: Final answer
   x = 94,365.06