Finding the Third Proportional to 20,299.50 and 31,888.13

Step by Step Solution

1. Step 1: Write the proportion equation
   20,299.50 : 31,888.13 = 31,888.13 : x
2. Step 2: Convert to fraction form
   20,299.50/31,888.13 = 31,888.13/x
3. Step 3: Cross multiply
   20,299.50x = 31,888.13 × 31,888.13
4. Step 4: Simplify right side
   20,299.50x = 1,016,852,516.02
5. Step 5: Solve for x
   x = 1,016,852,516.02/20,299.50
6. Step 6: Final answer
   x = 50,092.49