Finding the Fourth Proportional to 72,590.78, 108,898.93 and 33,151.88

Step by Step Solution

1. Step 1: Write the proportion equation
   72,590.78 : 108,898.93 = 33,151.88 : x
2. Step 2: Convert to fraction form
   72,590.78/108,898.93 = 33,151.88/x
3. Step 3: Cross multiply
   72,590.78x = 108,898.93 × 33,151.88
4. Step 4: Simplify right side
   72,590.78x = 3,610,204,573.18
5. Step 5: Solve for x
   x = 3,610,204,573.18/72,590.78
6. Step 6: Final answer
   x = 49,733.65