Finding the Fourth Proportional to 413,114.81, 619,485.30 and 146,882.42

Step by Step Solution

1. Step 1: Write the proportion equation
   413,114.81 : 619,485.30 = 146,882.42 : x
2. Step 2: Convert to fraction form
   413,114.81/619,485.30 = 146,882.42/x
3. Step 3: Cross multiply
   413,114.81x = 619,485.30 × 146,882.42
4. Step 4: Simplify right side
   413,114.81x = 90,991,500,018.43
5. Step 5: Solve for x
   x = 90,991,500,018.43/413,114.81
6. Step 6: Final answer
   x = 220,257.17