Finding the Fourth Proportional to 31,849.77, 43,876.71 and 22,271.76

Step by Step Solution

1. Step 1: Write the proportion equation
   31,849.77 : 43,876.71 = 22,271.76 : x
2. Step 2: Convert to fraction form
   31,849.77/43,876.71 = 22,271.76/x
3. Step 3: Cross multiply
   31,849.77x = 43,876.71 × 22,271.76
4. Step 4: Simplify right side
   31,849.77x = 977,211,554.71
5. Step 5: Solve for x
   x = 977,211,554.71/31,849.77
6. Step 6: Final answer
   x = 30,681.90