Finding the Third Proportional to 39,020.63 and 83,959.31

Step by Step Solution

1. Step 1: Write the proportion equation
   39,020.63 : 83,959.31 = 83,959.31 : x
2. Step 2: Convert to fraction form
   39,020.63/83,959.31 = 83,959.31/x
3. Step 3: Cross multiply
   39,020.63x = 83,959.31 × 83,959.31
4. Step 4: Simplify right side
   39,020.63x = 7,049,166,155.47
5. Step 5: Solve for x
   x = 7,049,166,155.47/39,020.63
6. Step 6: Final answer
   x = 180,652.31