Finding the Third Proportional to 21,250.13 and 31,925.81

Step by Step Solution

1. Step 1: Write the proportion equation
   21,250.13 : 31,925.81 = 31,925.81 : x
2. Step 2: Convert to fraction form
   21,250.13/31,925.81 = 31,925.81/x
3. Step 3: Cross multiply
   21,250.13x = 31,925.81 × 31,925.81
4. Step 4: Simplify right side
   21,250.13x = 1,019,257,503.79
5. Step 5: Solve for x
   x = 1,019,257,503.79/21,250.13
6. Step 6: Final answer
   x = 47,964.78