Finding the Fourth Proportional to 181,118.33, 271,668.72 and 68,789.78

Step by Step Solution

1. Step 1: Write the proportion equation
   181,118.33 : 271,668.72 = 68,789.78 : x
2. Step 2: Convert to fraction form
   181,118.33/271,668.72 = 68,789.78/x
3. Step 3: Cross multiply
   181,118.33x = 271,668.72 × 68,789.78
4. Step 4: Simplify right side
   181,118.33x = 18,688,030,123.34
5. Step 5: Solve for x
   x = 18,688,030,123.34/181,118.33
6. Step 6: Final answer
   x = 103,181.33