Finding the Third Proportional to 21,768.75 and 31,384.13

Step by Step Solution

1. Step 1: Write the proportion equation
   21,768.75 : 31,384.13 = 31,384.13 : x
2. Step 2: Convert to fraction form
   21,768.75/31,384.13 = 31,384.13/x
3. Step 3: Cross multiply
   21,768.75x = 31,384.13 × 31,384.13
4. Step 4: Simplify right side
   21,768.75x = 984,963,302.02
5. Step 5: Solve for x
   x = 984,963,302.02/21,768.75
6. Step 6: Final answer
   x = 45,246.66