Finding the Third Proportional to 766,216 and 1,554,320

Step by Step Solution

1. Step 1: Write the proportion equation
   766,216 : 1,554,320 = 1,554,320 : x
2. Step 2: Convert to fraction form
   766,216/1,554,320 = 1,554,320/x
3. Step 3: Cross multiply
   766,216x = 1,554,320 × 1,554,320
4. Step 4: Simplify right side
   766,216x = 2,415,910,662,400
5. Step 5: Solve for x
   x = 2,415,910,662,400/766,216
6. Step 6: Final answer
   x = 3,153,041.26