Finding the Fourth Proportional to 158,738.35, 219,052.06 and 87,119.59

Step by Step Solution

1. Step 1: Write the proportion equation
   158,738.35 : 219,052.06 = 87,119.59 : x
2. Step 2: Convert to fraction form
   158,738.35/219,052.06 = 87,119.59/x
3. Step 3: Cross multiply
   158,738.35x = 219,052.06 × 87,119.59
4. Step 4: Simplify right side
   158,738.35x = 19,083,725,655.86
5. Step 5: Solve for x
   x = 19,083,725,655.86/158,738.35
6. Step 6: Final answer
   x = 120,221.27