Finding the Third Proportional to 9,789,562 and 21,517,292

Step by Step Solution

1. Step 1: Write the proportion equation
   9,789,562 : 21,517,292 = 21,517,292 : x
2. Step 2: Convert to fraction form
   9,789,562/21,517,292 = 21,517,292/x
3. Step 3: Cross multiply
   9,789,562x = 21,517,292 × 21,517,292
4. Step 4: Simplify right side
   9,789,562x = 462,993,855,013,264
5. Step 5: Solve for x
   x = 462,993,855,013,264/9,789,562
6. Step 6: Final answer
   x = 47,294,644.54