Finding the Fourth Proportional to 250,642.42, 345,832.34 and 158,788.42

Step by Step Solution

1. Step 1: Write the proportion equation
   250,642.42 : 345,832.34 = 158,788.42 : x
2. Step 2: Convert to fraction form
   250,642.42/345,832.34 = 158,788.42/x
3. Step 3: Cross multiply
   250,642.42x = 345,832.34 × 158,788.42
4. Step 4: Simplify right side
   250,642.42x = 54,914,169,194.98
5. Step 5: Solve for x
   x = 54,914,169,194.98/250,642.42
6. Step 6: Final answer
   x = 219,093.68