Finding the Third Proportional to 138,973.50 and 282,852

Step by Step Solution

1. Step 1: Write the proportion equation
   138,973.50 : 282,852 = 282,852 : x
2. Step 2: Convert to fraction form
   138,973.50/282,852 = 282,852/x
3. Step 3: Cross multiply
   138,973.50x = 282,852 × 282,852
4. Step 4: Simplify right side
   138,973.50x = 80,005,253,904
5. Step 5: Solve for x
   x = 80,005,253,904/138,973.50
6. Step 6: Final answer
   x = 575,687.12