Finding the Third Proportional to 21,350.25 and 31,907.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,350.25 : 31,907.25 = 31,907.25 : x
2. Step 2: Convert to fraction form
   21,350.25/31,907.25 = 31,907.25/x
3. Step 3: Cross multiply
   21,350.25x = 31,907.25 × 31,907.25
4. Step 4: Simplify right side
   21,350.25x = 1,018,072,602.56
5. Step 5: Solve for x
   x = 1,018,072,602.56/21,350.25
6. Step 6: Final answer
   x = 47,684.34