Finding the Fourth Proportional to 80,937.06, 121,404.15 and 31,003.62

Step by Step Solution

1. Step 1: Write the proportion equation
   80,937.06 : 121,404.15 = 31,003.62 : x
2. Step 2: Convert to fraction form
   80,937.06/121,404.15 = 31,003.62/x
3. Step 3: Cross multiply
   80,937.06x = 121,404.15 × 31,003.62
4. Step 4: Simplify right side
   80,937.06x = 3,763,968,133.02
5. Step 5: Solve for x
   x = 3,763,968,133.02/80,937.06
6. Step 6: Final answer
   x = 46,504.88