Finding the Third Proportional to 31,113.84 and 73,136.67

Step by Step Solution

1. Step 1: Write the proportion equation
   31,113.84 : 73,136.67 = 73,136.67 : x
2. Step 2: Convert to fraction form
   31,113.84/73,136.67 = 73,136.67/x
3. Step 3: Cross multiply
   31,113.84x = 73,136.67 × 73,136.67
4. Step 4: Simplify right side
   31,113.84x = 5,348,972,772.95
5. Step 5: Solve for x
   x = 5,348,972,772.95/31,113.84
6. Step 6: Final answer
   x = 171,916.17