Finding the Fourth Proportional to 74,084.72, 111,124.56 and 34,587.68

Step by Step Solution

1. Step 1: Write the proportion equation
   74,084.72 : 111,124.56 = 34,587.68 : x
2. Step 2: Convert to fraction form
   74,084.72/111,124.56 = 34,587.68/x
3. Step 3: Cross multiply
   74,084.72x = 111,124.56 × 34,587.68
4. Step 4: Simplify right side
   74,084.72x = 3,843,540,721.42
5. Step 5: Solve for x
   x = 3,843,540,721.42/74,084.72
6. Step 6: Final answer
   x = 51,880.34