Finding the Fourth Proportional to 112,814.33, 155,642.58 and 67,493.61

Step by Step Solution

1. Step 1: Write the proportion equation
   112,814.33 : 155,642.58 = 67,493.61 : x
2. Step 2: Convert to fraction form
   112,814.33/155,642.58 = 67,493.61/x
3. Step 3: Cross multiply
   112,814.33x = 155,642.58 × 67,493.61
4. Step 4: Simplify right side
   112,814.33x = 10,504,879,593.91
5. Step 5: Solve for x
   x = 10,504,879,593.91/112,814.33
6. Step 6: Final answer
   x = 93,116.54