Finding the Third Proportional to 780,480 and 1,702,404

Step by Step Solution

1. Step 1: Write the proportion equation
   780,480 : 1,702,404 = 1,702,404 : x
2. Step 2: Convert to fraction form
   780,480/1,702,404 = 1,702,404/x
3. Step 3: Cross multiply
   780,480x = 1,702,404 × 1,702,404
4. Step 4: Simplify right side
   780,480x = 2,898,179,379,216
5. Step 5: Solve for x
   x = 2,898,179,379,216/780,480
6. Step 6: Final answer
   x = 3,713,329.46