Finding the Third Proportional to 31,572.28 and 67,522.22

Step by Step Solution

1. Step 1: Write the proportion equation
   31,572.28 : 67,522.22 = 67,522.22 : x
2. Step 2: Convert to fraction form
   31,572.28/67,522.22 = 67,522.22/x
3. Step 3: Cross multiply
   31,572.28x = 67,522.22 × 67,522.22
4. Step 4: Simplify right side
   31,572.28x = 4,559,250,024.92
5. Step 5: Solve for x
   x = 4,559,250,024.92/31,572.28
6. Step 6: Final answer
   x = 144,406.73