Finding the Fourth Proportional to 76,156.89, 114,258.69 and 34,072.40

Step by Step Solution

1. Step 1: Write the proportion equation
   76,156.89 : 114,258.69 = 34,072.40 : x
2. Step 2: Convert to fraction form
   76,156.89/114,258.69 = 34,072.40/x
3. Step 3: Cross multiply
   76,156.89x = 114,258.69 × 34,072.40
4. Step 4: Simplify right side
   76,156.89x = 3,893,067,217.86
5. Step 5: Solve for x
   x = 3,893,067,217.86/76,156.89
6. Step 6: Final answer
   x = 51,119.04