Finding the Fourth Proportional to 112,787.92, 155,647.37 and 67,467.81

Step by Step Solution

1. Step 1: Write the proportion equation
   112,787.92 : 155,647.37 = 67,467.81 : x
2. Step 2: Convert to fraction form
   112,787.92/155,647.37 = 67,467.81/x
3. Step 3: Cross multiply
   112,787.92x = 155,647.37 × 67,467.81
4. Step 4: Simplify right side
   112,787.92x = 10,501,187,186.16
5. Step 5: Solve for x
   x = 10,501,187,186.16/112,787.92
6. Step 6: Final answer
   x = 93,105.60