Finding the Fourth Proportional to 72,587.22, 108,893.52 and 33,148.32

Step by Step Solution

1. Step 1: Write the proportion equation
   72,587.22 : 108,893.52 = 33,148.32 : x
2. Step 2: Convert to fraction form
   72,587.22/108,893.52 = 33,148.32/x
3. Step 3: Cross multiply
   72,587.22x = 108,893.52 × 33,148.32
4. Step 4: Simplify right side
   72,587.22x = 3,609,637,246.89
5. Step 5: Solve for x
   x = 3,609,637,246.89/72,587.22
6. Step 6: Final answer
   x = 49,728.28