Finding the Third Proportional to 21,280.54 and 29,823.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,280.54 : 29,823.50 = 29,823.50 : x
2. Step 2: Convert to fraction form
   21,280.54/29,823.50 = 29,823.50/x
3. Step 3: Cross multiply
   21,280.54x = 29,823.50 × 29,823.50
4. Step 4: Simplify right side
   21,280.54x = 889,441,385.25
5. Step 5: Solve for x
   x = 889,441,385.25/21,280.54
6. Step 6: Final answer
   x = 41,796.01