Finding the Third Proportional to 140,652 and 286,525.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,652 : 286,525.50 = 286,525.50 : x
2. Step 2: Convert to fraction form
   140,652/286,525.50 = 286,525.50/x
3. Step 3: Cross multiply
   140,652x = 286,525.50 × 286,525.50
4. Step 4: Simplify right side
   140,652x = 82,096,862,150.25
5. Step 5: Solve for x
   x = 82,096,862,150.25/140,652
6. Step 6: Final answer
   x = 583,687.84