Finding the Fourth Proportional to 271,012.17, 406,452.91 and 113,155.05

Step by Step Solution

1. Step 1: Write the proportion equation
   271,012.17 : 406,452.91 = 113,155.05 : x
2. Step 2: Convert to fraction form
   271,012.17/406,452.91 = 113,155.05/x
3. Step 3: Cross multiply
   271,012.17x = 406,452.91 × 113,155.05
4. Step 4: Simplify right side
   271,012.17x = 45,992,199,353.70
5. Step 5: Solve for x
   x = 45,992,199,353.70/271,012.17
6. Step 6: Final answer
   x = 169,705.29