Finding the Third Proportional to 4,261,407 and 9,155,262

Step by Step Solution

1. Step 1: Write the proportion equation
   4,261,407 : 9,155,262 = 9,155,262 : x
2. Step 2: Convert to fraction form
   4,261,407/9,155,262 = 9,155,262/x
3. Step 3: Cross multiply
   4,261,407x = 9,155,262 × 9,155,262
4. Step 4: Simplify right side
   4,261,407x = 83,818,822,288,644
5. Step 5: Solve for x
   x = 83,818,822,288,644/4,261,407
6. Step 6: Final answer
   x = 19,669,283.48