Finding the Third Proportional to 129,050 and 282,883.50

Step by Step Solution

1. Step 1: Write the proportion equation
   129,050 : 282,883.50 = 282,883.50 : x
2. Step 2: Convert to fraction form
   129,050/282,883.50 = 282,883.50/x
3. Step 3: Cross multiply
   129,050x = 282,883.50 × 282,883.50
4. Step 4: Simplify right side
   129,050x = 80,023,074,572.25
5. Step 5: Solve for x
   x = 80,023,074,572.25/129,050
6. Step 6: Final answer
   x = 620,093.57