Finding the Third Proportional to 21,378.94 and 33,184.69

Step by Step Solution

1. Step 1: Write the proportion equation
   21,378.94 : 33,184.69 = 33,184.69 : x
2. Step 2: Convert to fraction form
   21,378.94/33,184.69 = 33,184.69/x
3. Step 3: Cross multiply
   21,378.94x = 33,184.69 × 33,184.69
4. Step 4: Simplify right side
   21,378.94x = 1,101,223,484.47
5. Step 5: Solve for x
   x = 1,101,223,484.47/21,378.94
6. Step 6: Final answer
   x = 51,509.74