Finding the Fourth Proportional to 100,680.33, 151,010.09 and 34,118.73

Step by Step Solution

1. Step 1: Write the proportion equation
   100,680.33 : 151,010.09 = 34,118.73 : x
2. Step 2: Convert to fraction form
   100,680.33/151,010.09 = 34,118.73/x
3. Step 3: Cross multiply
   100,680.33x = 151,010.09 × 34,118.73
4. Step 4: Simplify right side
   100,680.33x = 5,152,271,562.34
5. Step 5: Solve for x
   x = 5,152,271,562.34/100,680.33
6. Step 6: Final answer
   x = 51,174.56