Finding the Third Proportional to 21,686,292 and 31,804,974

Step by Step Solution

1. Step 1: Write the proportion equation
   21,686,292 : 31,804,974 = 31,804,974 : x
2. Step 2: Convert to fraction form
   21,686,292/31,804,974 = 31,804,974/x
3. Step 3: Cross multiply
   21,686,292x = 31,804,974 × 31,804,974
4. Step 4: Simplify right side
   21,686,292x = 1,011,556,371,140,676
5. Step 5: Solve for x
   x = 1,011,556,371,140,676/21,686,292
6. Step 6: Final answer
   x = 46,644,966.84