Finding the Fourth Proportional to 140,856.51, 211,333.37 and 88,203.27

Step by Step Solution

1. Step 1: Write the proportion equation
   140,856.51 : 211,333.37 = 88,203.27 : x
2. Step 2: Convert to fraction form
   140,856.51/211,333.37 = 88,203.27/x
3. Step 3: Cross multiply
   140,856.51x = 211,333.37 × 88,203.27
4. Step 4: Simplify right side
   140,856.51x = 18,640,293,853.10
5. Step 5: Solve for x
   x = 18,640,293,853.10/140,856.51
6. Step 6: Final answer
   x = 132,335.34