Finding the Fourth Proportional to 64,039.78, 88,372.05 and 35,744.82

Step by Step Solution

1. Step 1: Write the proportion equation
   64,039.78 : 88,372.05 = 35,744.82 : x
2. Step 2: Convert to fraction form
   64,039.78/88,372.05 = 35,744.82/x
3. Step 3: Cross multiply
   64,039.78x = 88,372.05 × 35,744.82
4. Step 4: Simplify right side
   64,039.78x = 3,158,843,020.28
5. Step 5: Solve for x
   x = 3,158,843,020.28/64,039.78
6. Step 6: Final answer
   x = 49,326.26