Finding the Third Proportional to 1,131,259.50 and 1,582,409.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131,259.50 : 1,582,409.25 = 1,582,409.25 : x
2. Step 2: Convert to fraction form
   1,131,259.50/1,582,409.25 = 1,582,409.25/x
3. Step 3: Cross multiply
   1,131,259.50x = 1,582,409.25 × 1,582,409.25
4. Step 4: Simplify right side
   1,131,259.50x = 2,504,019,034,485.56
5. Step 5: Solve for x
   x = 2,504,019,034,485.56/1,131,259.50
6. Step 6: Final answer
   x = 2,213,478.90