Finding the Fourth Proportional to 266,100.72, 399,327.37 and 146,241.37

Step by Step Solution

1. Step 1: Write the proportion equation
   266,100.72 : 399,327.37 = 146,241.37 : x
2. Step 2: Convert to fraction form
   266,100.72/399,327.37 = 146,241.37/x
3. Step 3: Cross multiply
   266,100.72x = 399,327.37 × 146,241.37
4. Step 4: Simplify right side
   266,100.72x = 58,398,181,526.65
5. Step 5: Solve for x
   x = 58,398,181,526.65/266,100.72
6. Step 6: Final answer
   x = 219,458.94