Finding the Third Proportional to 21,889.69 and 34,201.69

Step by Step Solution

1. Step 1: Write the proportion equation
   21,889.69 : 34,201.69 = 34,201.69 : x
2. Step 2: Convert to fraction form
   21,889.69/34,201.69 = 34,201.69/x
3. Step 3: Cross multiply
   21,889.69x = 34,201.69 × 34,201.69
4. Step 4: Simplify right side
   21,889.69x = 1,169,755,427.85
5. Step 5: Solve for x
   x = 1,169,755,427.85/21,889.69
6. Step 6: Final answer
   x = 53,438.65