Finding the Fourth Proportional to 53,743.06, 80,074.58 and 50,725

Step by Step Solution

1. Step 1: Write the proportion equation
   53,743.06 : 80,074.58 = 50,725 : x
2. Step 2: Convert to fraction form
   53,743.06/80,074.58 = 50,725/x
3. Step 3: Cross multiply
   53,743.06x = 80,074.58 × 50,725
4. Step 4: Simplify right side
   53,743.06x = 4,061,783,070.50
5. Step 5: Solve for x
   x = 4,061,783,070.50/53,743.06
6. Step 6: Final answer
   x = 75,577.82