Finding the Fourth Proportional to 53,893.82, 80,733.57 and 42,152.06

Step by Step Solution

1. Step 1: Write the proportion equation
   53,893.82 : 80,733.57 = 42,152.06 : x
2. Step 2: Convert to fraction form
   53,893.82/80,733.57 = 42,152.06/x
3. Step 3: Cross multiply
   53,893.82x = 80,733.57 × 42,152.06
4. Step 4: Simplify right side
   53,893.82x = 3,403,086,286.65
5. Step 5: Solve for x
   x = 3,403,086,286.65/53,893.82
6. Step 6: Final answer
   x = 63,144.28