Finding the Third Proportional to 45,615,790 and 99,262,238

Step by Step Solution

1. Step 1: Write the proportion equation
   45,615,790 : 99,262,238 = 99,262,238 : x
2. Step 2: Convert to fraction form
   45,615,790/99,262,238 = 99,262,238/x
3. Step 3: Cross multiply
   45,615,790x = 99,262,238 × 99,262,238
4. Step 4: Simplify right side
   45,615,790x = 9,852,991,892,768,644
5. Step 5: Solve for x
   x = 9,852,991,892,768,644/45,615,790
6. Step 6: Final answer
   x = 215,999,589.02