Finding the Third Proportional to 561,262.50 and 1,155,613.50

Step by Step Solution

1. Step 1: Write the proportion equation
   561,262.50 : 1,155,613.50 = 1,155,613.50 : x
2. Step 2: Convert to fraction form
   561,262.50/1,155,613.50 = 1,155,613.50/x
3. Step 3: Cross multiply
   561,262.50x = 1,155,613.50 × 1,155,613.50
4. Step 4: Simplify right side
   561,262.50x = 1,335,442,561,382.25
5. Step 5: Solve for x
   x = 1,335,442,561,382.25/561,262.50
6. Step 6: Final answer
   x = 2,379,354.69