Finding the Third Proportional to 20,224.69 and 31,045.78

Step by Step Solution

1. Step 1: Write the proportion equation
   20,224.69 : 31,045.78 = 31,045.78 : x
2. Step 2: Convert to fraction form
   20,224.69/31,045.78 = 31,045.78/x
3. Step 3: Cross multiply
   20,224.69x = 31,045.78 × 31,045.78
4. Step 4: Simplify right side
   20,224.69x = 963,840,533.42
5. Step 5: Solve for x
   x = 963,840,533.42/20,224.69
6. Step 6: Final answer
   x = 47,656.63