Finding the Third Proportional to 247,240,320 and 514,826,496

Step by Step Solution

1. Step 1: Write the proportion equation
   247,240,320 : 514,826,496 = 514,826,496 : x
2. Step 2: Convert to fraction form
   247,240,320/514,826,496 = 514,826,496/x
3. Step 3: Cross multiply
   247,240,320x = 514,826,496 × 514,826,496
4. Step 4: Simplify right side
   247,240,320x = 265,046,320,983,638,016
5. Step 5: Solve for x
   x = 265,046,320,983,638,016/247,240,320
6. Step 6: Final answer
   x = 1,072,019,001.53