Finding the Fourth Proportional to 105,423.14, 158,111.88 and 33,381.74

Step by Step Solution

1. Step 1: Write the proportion equation
   105,423.14 : 158,111.88 = 33,381.74 : x
2. Step 2: Convert to fraction form
   105,423.14/158,111.88 = 33,381.74/x
3. Step 3: Cross multiply
   105,423.14x = 158,111.88 × 33,381.74
4. Step 4: Simplify right side
   105,423.14x = 5,278,049,669.07
5. Step 5: Solve for x
   x = 5,278,049,669.07/105,423.14
6. Step 6: Final answer
   x = 50,065.38