Finding the Third Proportional to 887,674.50 and 1,256,040

Step by Step Solution

1. Step 1: Write the proportion equation
   887,674.50 : 1,256,040 = 1,256,040 : x
2. Step 2: Convert to fraction form
   887,674.50/1,256,040 = 1,256,040/x
3. Step 3: Cross multiply
   887,674.50x = 1,256,040 × 1,256,040
4. Step 4: Simplify right side
   887,674.50x = 1,577,636,481,600
5. Step 5: Solve for x
   x = 1,577,636,481,600/887,674.50
6. Step 6: Final answer
   x = 1,777,269.12