Finding the Third Proportional to 31,567.22 and 67,755.23

Step by Step Solution

1. Step 1: Write the proportion equation
   31,567.22 : 67,755.23 = 67,755.23 : x
2. Step 2: Convert to fraction form
   31,567.22/67,755.23 = 67,755.23/x
3. Step 3: Cross multiply
   31,567.22x = 67,755.23 × 67,755.23
4. Step 4: Simplify right side
   31,567.22x = 4,590,771,785.21
5. Step 5: Solve for x
   x = 4,590,771,785.21/31,567.22
6. Step 6: Final answer
   x = 145,428.45