Finding the Fourth Proportional to 31,499.98, 43,396.02 and 21,923.44

Step by Step Solution

1. Step 1: Write the proportion equation
   31,499.98 : 43,396.02 = 21,923.44 : x
2. Step 2: Convert to fraction form
   31,499.98/43,396.02 = 21,923.44/x
3. Step 3: Cross multiply
   31,499.98x = 43,396.02 × 21,923.44
4. Step 4: Simplify right side
   31,499.98x = 951,390,040.71
5. Step 5: Solve for x
   x = 951,390,040.71/31,499.98
6. Step 6: Final answer
   x = 30,202.88