Finding the Fourth Proportional to 73,134.69, 109,680.30 and 31,014.15

Step by Step Solution

1. Step 1: Write the proportion equation
   73,134.69 : 109,680.30 = 31,014.15 : x
2. Step 2: Convert to fraction form
   73,134.69/109,680.30 = 31,014.15/x
3. Step 3: Cross multiply
   73,134.69x = 109,680.30 × 31,014.15
4. Step 4: Simplify right side
   73,134.69x = 3,401,641,276.25
5. Step 5: Solve for x
   x = 3,401,641,276.25/73,134.69
6. Step 6: Final answer
   x = 46,512.01