Finding the Third Proportional to 18,856.50 and 37,236

Step by Step Solution

1. Step 1: Write the proportion equation
   18,856.50 : 37,236 = 37,236 : x
2. Step 2: Convert to fraction form
   18,856.50/37,236 = 37,236/x
3. Step 3: Cross multiply
   18,856.50x = 37,236 × 37,236
4. Step 4: Simplify right side
   18,856.50x = 1,386,519,696
5. Step 5: Solve for x
   x = 1,386,519,696/18,856.50
6. Step 6: Final answer
   x = 73,530.07