Finding the Fourth Proportional to 89,756.42, 134,646.94 and 39,835.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,756.42 : 134,646.94 = 39,835.42 : x
2. Step 2: Convert to fraction form
   89,756.42/134,646.94 = 39,835.42/x
3. Step 3: Cross multiply
   89,756.42x = 134,646.94 × 39,835.42
4. Step 4: Simplify right side
   89,756.42x = 5,363,717,406.61
5. Step 5: Solve for x
   x = 5,363,717,406.61/89,756.42
6. Step 6: Final answer
   x = 59,758.59