Finding the Fourth Proportional to 90,137.71, 135,111.23 and 33,953.51

Step by Step Solution

1. Step 1: Write the proportion equation
   90,137.71 : 135,111.23 = 33,953.51 : x
2. Step 2: Convert to fraction form
   90,137.71/135,111.23 = 33,953.51/x
3. Step 3: Cross multiply
   90,137.71x = 135,111.23 × 33,953.51
4. Step 4: Simplify right side
   90,137.71x = 4,587,500,498.92
5. Step 5: Solve for x
   x = 4,587,500,498.92/90,137.71
6. Step 6: Final answer
   x = 50,894.35