Finding the Fourth Proportional to 92,824.14, 139,048.94 and 42,834.79

Step by Step Solution

1. Step 1: Write the proportion equation
   92,824.14 : 139,048.94 = 42,834.79 : x
2. Step 2: Convert to fraction form
   92,824.14/139,048.94 = 42,834.79/x
3. Step 3: Cross multiply
   92,824.14x = 139,048.94 × 42,834.79
4. Step 4: Simplify right side
   92,824.14x = 5,956,132,144.62
5. Step 5: Solve for x
   x = 5,956,132,144.62/92,824.14
6. Step 6: Final answer
   x = 64,165.77