Finding the Fourth Proportional to 113,005.96, 155,953.12 and 67,675.28

Step by Step Solution

1. Step 1: Write the proportion equation
   113,005.96 : 155,953.12 = 67,675.28 : x
2. Step 2: Convert to fraction form
   113,005.96/155,953.12 = 67,675.28/x
3. Step 3: Cross multiply
   113,005.96x = 155,953.12 × 67,675.28
4. Step 4: Simplify right side
   113,005.96x = 10,554,171,062.87
5. Step 5: Solve for x
   x = 10,554,171,062.87/113,005.96
6. Step 6: Final answer
   x = 93,394.82