Finding the Fourth Proportional to 31,980.30, 44,143.83 and 19,240.62

Step by Step Solution

1. Step 1: Write the proportion equation
   31,980.30 : 44,143.83 = 19,240.62 : x
2. Step 2: Convert to fraction form
   31,980.30/44,143.83 = 19,240.62/x
3. Step 3: Cross multiply
   31,980.30x = 44,143.83 × 19,240.62
4. Step 4: Simplify right side
   31,980.30x = 849,354,658.37
5. Step 5: Solve for x
   x = 849,354,658.37/31,980.30
6. Step 6: Final answer
   x = 26,558.68