Finding the Fourth Proportional to 205,019.20, 282,926.82 and 113,136.34

Step by Step Solution

1. Step 1: Write the proportion equation
   205,019.20 : 282,926.82 = 113,136.34 : x
2. Step 2: Convert to fraction form
   205,019.20/282,926.82 = 113,136.34/x
3. Step 3: Cross multiply
   205,019.20x = 282,926.82 × 113,136.34
4. Step 4: Simplify right side
   205,019.20x = 32,009,304,902.64
5. Step 5: Solve for x
   x = 32,009,304,902.64/205,019.20
6. Step 6: Final answer
   x = 156,128.33