Finding the Fourth Proportional to 250,132.86, 345,185.55 and 148,164.12

Step by Step Solution

1. Step 1: Write the proportion equation
   250,132.86 : 345,185.55 = 148,164.12 : x
2. Step 2: Convert to fraction form
   250,132.86/345,185.55 = 148,164.12/x
3. Step 3: Cross multiply
   250,132.86x = 345,185.55 × 148,164.12
4. Step 4: Simplify right side
   250,132.86x = 51,144,113,252.47
5. Step 5: Solve for x
   x = 51,144,113,252.47/250,132.86
6. Step 6: Final answer
   x = 204,467.79