Finding the Fourth Proportional to 46,983.72, 70,340.16 and 31,204.50

Step by Step Solution

1. Step 1: Write the proportion equation
   46,983.72 : 70,340.16 = 31,204.50 : x
2. Step 2: Convert to fraction form
   46,983.72/70,340.16 = 31,204.50/x
3. Step 3: Cross multiply
   46,983.72x = 70,340.16 × 31,204.50
4. Step 4: Simplify right side
   46,983.72x = 2,194,929,522.72
5. Step 5: Solve for x
   x = 2,194,929,522.72/46,983.72
6. Step 6: Final answer
   x = 46,716.81