Finding the Fourth Proportional to 100,680.08, 151,009.71 and 34,118.48

Step by Step Solution

1. Step 1: Write the proportion equation
   100,680.08 : 151,009.71 = 34,118.48 : x
2. Step 2: Convert to fraction form
   100,680.08/151,009.71 = 34,118.48/x
3. Step 3: Cross multiply
   100,680.08x = 151,009.71 × 34,118.48
4. Step 4: Simplify right side
   100,680.08x = 5,152,221,015.39
5. Step 5: Solve for x
   x = 5,152,221,015.39/100,680.08
6. Step 6: Final answer
   x = 51,174.19