Finding the Fourth Proportional to 31,945.91, 44,065.76 and 21,191.27

Step by Step Solution

1. Step 1: Write the proportion equation
   31,945.91 : 44,065.76 = 21,191.27 : x
2. Step 2: Convert to fraction form
   31,945.91/44,065.76 = 21,191.27/x
3. Step 3: Cross multiply
   31,945.91x = 44,065.76 × 21,191.27
4. Step 4: Simplify right side
   31,945.91x = 933,809,091.63
5. Step 5: Solve for x
   x = 933,809,091.63/31,945.91
6. Step 6: Final answer
   x = 29,230.95