Finding the Fourth Proportional to 21,944.76, 30,300.40 and 21,901.02

Step by Step Solution

1. Step 1: Write the proportion equation
   21,944.76 : 30,300.40 = 21,901.02 : x
2. Step 2: Convert to fraction form
   21,944.76/30,300.40 = 21,901.02/x
3. Step 3: Cross multiply
   21,944.76x = 30,300.40 × 21,901.02
4. Step 4: Simplify right side
   21,944.76x = 663,609,666.41
5. Step 5: Solve for x
   x = 663,609,666.41/21,944.76
6. Step 6: Final answer
   x = 30,240.01