Finding the Third Proportional to 21,444.75 and 33,139.13

Step by Step Solution

1. Step 1: Write the proportion equation
   21,444.75 : 33,139.13 = 33,139.13 : x
2. Step 2: Convert to fraction form
   21,444.75/33,139.13 = 33,139.13/x
3. Step 3: Cross multiply
   21,444.75x = 33,139.13 × 33,139.13
4. Step 4: Simplify right side
   21,444.75x = 1,098,201,605.77
5. Step 5: Solve for x
   x = 1,098,201,605.77/21,444.75
6. Step 6: Final answer
   x = 51,210.74