Finding the Third Proportional to 15,437.25 and 21,262.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,437.25 : 21,262.50 = 21,262.50 : x
2. Step 2: Convert to fraction form
   15,437.25/21,262.50 = 21,262.50/x
3. Step 3: Cross multiply
   15,437.25x = 21,262.50 × 21,262.50
4. Step 4: Simplify right side
   15,437.25x = 452,093,906.25
5. Step 5: Solve for x
   x = 452,093,906.25/15,437.25
6. Step 6: Final answer
   x = 29,285.91