Finding the Third Proportional to 18,174 and 39,130.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,174 : 39,130.50 = 39,130.50 : x
2. Step 2: Convert to fraction form
   18,174/39,130.50 = 39,130.50/x
3. Step 3: Cross multiply
   18,174x = 39,130.50 × 39,130.50
4. Step 4: Simplify right side
   18,174x = 1,531,196,030.25
5. Step 5: Solve for x
   x = 1,531,196,030.25/18,174
6. Step 6: Final answer
   x = 84,252.01