Finding the Third Proportional to 15,739.31 and 34,016.63

Step by Step Solution

1. Step 1: Write the proportion equation
   15,739.31 : 34,016.63 = 34,016.63 : x
2. Step 2: Convert to fraction form
   15,739.31/34,016.63 = 34,016.63/x
3. Step 3: Cross multiply
   15,739.31x = 34,016.63 × 34,016.63
4. Step 4: Simplify right side
   15,739.31x = 1,157,130,776.39
5. Step 5: Solve for x
   x = 1,157,130,776.39/15,739.31
6. Step 6: Final answer
   x = 73,518.51