Finding the Third Proportional to 21,025 and 31,625.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,025 : 31,625.50 = 31,625.50 : x
2. Step 2: Convert to fraction form
   21,025/31,625.50 = 31,625.50/x
3. Step 3: Cross multiply
   21,025x = 31,625.50 × 31,625.50
4. Step 4: Simplify right side
   21,025x = 1,000,172,250.25
5. Step 5: Solve for x
   x = 1,000,172,250.25/21,025
6. Step 6: Final answer
   x = 47,570.62