Finding the Fourth Proportional to 250,464.62, 345,676.61 and 155,002.07

Step by Step Solution

1. Step 1: Write the proportion equation
   250,464.62 : 345,676.61 = 155,002.07 : x
2. Step 2: Convert to fraction form
   250,464.62/345,676.61 = 155,002.07/x
3. Step 3: Cross multiply
   250,464.62x = 345,676.61 × 155,002.07
4. Step 4: Simplify right side
   250,464.62x = 53,580,590,100.58
5. Step 5: Solve for x
   x = 53,580,590,100.58/250,464.62
6. Step 6: Final answer
   x = 213,924.79