Finding the Fourth Proportional to 222,061.74, 332,443.68 and 165,387

Step by Step Solution

1. Step 1: Write the proportion equation
   222,061.74 : 332,443.68 = 165,387 : x
2. Step 2: Convert to fraction form
   222,061.74/332,443.68 = 165,387/x
3. Step 3: Cross multiply
   222,061.74x = 332,443.68 × 165,387
4. Step 4: Simplify right side
   222,061.74x = 54,981,862,904.16
5. Step 5: Solve for x
   x = 54,981,862,904.16/222,061.74
6. Step 6: Final answer
   x = 247,597.19