Finding the Third Proportional to 18,274.25 and 39,368.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,274.25 : 39,368.50 = 39,368.50 : x
2. Step 2: Convert to fraction form
   18,274.25/39,368.50 = 39,368.50/x
3. Step 3: Cross multiply
   18,274.25x = 39,368.50 × 39,368.50
4. Step 4: Simplify right side
   18,274.25x = 1,549,878,792.25
5. Step 5: Solve for x
   x = 1,549,878,792.25/18,274.25
6. Step 6: Final answer
   x = 84,812.17