Finding the Fourth Proportional to 31,980.74, 44,137.59 and 23,057.78

Step by Step Solution

1. Step 1: Write the proportion equation
   31,980.74 : 44,137.59 = 23,057.78 : x
2. Step 2: Convert to fraction form
   31,980.74/44,137.59 = 23,057.78/x
3. Step 3: Cross multiply
   31,980.74x = 44,137.59 × 23,057.78
4. Step 4: Simplify right side
   31,980.74x = 1,017,714,839.95
5. Step 5: Solve for x
   x = 1,017,714,839.95/31,980.74
6. Step 6: Final answer
   x = 31,822.74