Finding the Third Proportional to 39,064 and 85,256

Step by Step Solution

1. Step 1: Write the proportion equation
   39,064 : 85,256 = 85,256 : x
2. Step 2: Convert to fraction form
   39,064/85,256 = 85,256/x
3. Step 3: Cross multiply
   39,064x = 85,256 × 85,256
4. Step 4: Simplify right side
   39,064x = 7,268,585,536
5. Step 5: Solve for x
   x = 7,268,585,536/39,064
6. Step 6: Final answer
   x = 186,068.64