Finding the Fourth Proportional to 89,759.42, 134,651.44 and 39,838.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,759.42 : 134,651.44 = 39,838.42 : x
2. Step 2: Convert to fraction form
   89,759.42/134,651.44 = 39,838.42/x
3. Step 3: Cross multiply
   89,759.42x = 134,651.44 × 39,838.42
4. Step 4: Simplify right side
   89,759.42x = 5,364,300,620.32
5. Step 5: Solve for x
   x = 5,364,300,620.32/89,759.42
6. Step 6: Final answer
   x = 59,763.09