Finding the Fourth Proportional to 105,423.75, 158,152.06 and 34,329.60

Step by Step Solution

1. Step 1: Write the proportion equation
   105,423.75 : 158,152.06 = 34,329.60 : x
2. Step 2: Convert to fraction form
   105,423.75/158,152.06 = 34,329.60/x
3. Step 3: Cross multiply
   105,423.75x = 158,152.06 × 34,329.60
4. Step 4: Simplify right side
   105,423.75x = 5,429,297,001.89
5. Step 5: Solve for x
   x = 5,429,297,001.89/105,423.75
6. Step 6: Final answer
   x = 51,499.75