Finding the Third Proportional to 38,160 and 56,136

Step by Step Solution

1. Step 1: Write the proportion equation
   38,160 : 56,136 = 56,136 : x
2. Step 2: Convert to fraction form
   38,160/56,136 = 56,136/x
3. Step 3: Cross multiply
   38,160x = 56,136 × 56,136
4. Step 4: Simplify right side
   38,160x = 3,151,250,496
5. Step 5: Solve for x
   x = 3,151,250,496/38,160
6. Step 6: Final answer
   x = 82,579.94