Finding the Fourth Proportional to 155,359.56, 232,877.82 and 105,443.72

Step by Step Solution

1. Step 1: Write the proportion equation
   155,359.56 : 232,877.82 = 105,443.72 : x
2. Step 2: Convert to fraction form
   155,359.56/232,877.82 = 105,443.72/x
3. Step 3: Cross multiply
   155,359.56x = 232,877.82 × 105,443.72
4. Step 4: Simplify right side
   155,359.56x = 24,555,503,646.29
5. Step 5: Solve for x
   x = 24,555,503,646.29/155,359.56
6. Step 6: Final answer
   x = 158,055.96