Finding the Fourth Proportional to 112,804.43, 155,665.55 and 67,455.68

Step by Step Solution

1. Step 1: Write the proportion equation
   112,804.43 : 155,665.55 = 67,455.68 : x
2. Step 2: Convert to fraction form
   112,804.43/155,665.55 = 67,455.68/x
3. Step 3: Cross multiply
   112,804.43x = 155,665.55 × 67,455.68
4. Step 4: Simplify right side
   112,804.43x = 10,500,524,412.22
5. Step 5: Solve for x
   x = 10,500,524,412.22/112,804.43
6. Step 6: Final answer
   x = 93,086.10