Finding the Third Proportional to 20,446.50 and 31,264.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,446.50 : 31,264.50 = 31,264.50 : x
2. Step 2: Convert to fraction form
   20,446.50/31,264.50 = 31,264.50/x
3. Step 3: Cross multiply
   20,446.50x = 31,264.50 × 31,264.50
4. Step 4: Simplify right side
   20,446.50x = 977,468,960.25
5. Step 5: Solve for x
   x = 977,468,960.25/20,446.50
6. Step 6: Final answer
   x = 47,806.18