Finding the Fourth Proportional to 250,019.94, 345,027.52 and 136,842.69

Step by Step Solution

1. Step 1: Write the proportion equation
   250,019.94 : 345,027.52 = 136,842.69 : x
2. Step 2: Convert to fraction form
   250,019.94/345,027.52 = 136,842.69/x
3. Step 3: Cross multiply
   250,019.94x = 345,027.52 × 136,842.69
4. Step 4: Simplify right side
   250,019.94x = 47,214,493,960.83
5. Step 5: Solve for x
   x = 47,214,493,960.83/250,019.94
6. Step 6: Final answer
   x = 188,842.91