Finding the Third Proportional to 31,775.63 and 67,773.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,775.63 : 67,773.38 = 67,773.38 : x
2. Step 2: Convert to fraction form
   31,775.63/67,773.38 = 67,773.38/x
3. Step 3: Cross multiply
   31,775.63x = 67,773.38 × 67,773.38
4. Step 4: Simplify right side
   31,775.63x = 4,593,230,358.89
5. Step 5: Solve for x
   x = 4,593,230,358.89/31,775.63
6. Step 6: Final answer
   x = 144,552.01