Finding the Fourth Proportional to 181,012.68, 271,543.68 and 105,146.82

Step by Step Solution

1. Step 1: Write the proportion equation
   181,012.68 : 271,543.68 = 105,146.82 : x
2. Step 2: Convert to fraction form
   181,012.68/271,543.68 = 105,146.82/x
3. Step 3: Cross multiply
   181,012.68x = 271,543.68 × 105,146.82
4. Step 4: Simplify right side
   181,012.68x = 28,551,954,443.10
5. Step 5: Solve for x
   x = 28,551,954,443.10/181,012.68
6. Step 6: Final answer
   x = 157,734.55