Finding the Third Proportional to 31,572 and 73,098

Step by Step Solution

1. Step 1: Write the proportion equation
   31,572 : 73,098 = 73,098 : x
2. Step 2: Convert to fraction form
   31,572/73,098 = 73,098/x
3. Step 3: Cross multiply
   31,572x = 73,098 × 73,098
4. Step 4: Simplify right side
   31,572x = 5,343,317,604
5. Step 5: Solve for x
   x = 5,343,317,604/31,572
6. Step 6: Final answer
   x = 169,242.29