Finding the Fourth Proportional to 248,156.17, 342,362.72 and 146,119.26

Step by Step Solution

1. Step 1: Write the proportion equation
   248,156.17 : 342,362.72 = 146,119.26 : x
2. Step 2: Convert to fraction form
   248,156.17/342,362.72 = 146,119.26/x
3. Step 3: Cross multiply
   248,156.17x = 342,362.72 × 146,119.26
4. Step 4: Simplify right side
   248,156.17x = 50,025,785,586.17
5. Step 5: Solve for x
   x = 50,025,785,586.17/248,156.17
6. Step 6: Final answer
   x = 201,589.93