Finding the Third Proportional to 18,426.50 and 43,316

Step by Step Solution

1. Step 1: Write the proportion equation
   18,426.50 : 43,316 = 43,316 : x
2. Step 2: Convert to fraction form
   18,426.50/43,316 = 43,316/x
3. Step 3: Cross multiply
   18,426.50x = 43,316 × 43,316
4. Step 4: Simplify right side
   18,426.50x = 1,876,275,856
5. Step 5: Solve for x
   x = 1,876,275,856/18,426.50
6. Step 6: Final answer
   x = 101,824.86