Finding the Third Proportional to 130,815 and 282,535.50

Step by Step Solution

1. Step 1: Write the proportion equation
   130,815 : 282,535.50 = 282,535.50 : x
2. Step 2: Convert to fraction form
   130,815/282,535.50 = 282,535.50/x
3. Step 3: Cross multiply
   130,815x = 282,535.50 × 282,535.50
4. Step 4: Simplify right side
   130,815x = 79,826,308,760.25
5. Step 5: Solve for x
   x = 79,826,308,760.25/130,815
6. Step 6: Final answer
   x = 610,222.90