Finding the Third Proportional to 21,288,716 and 33,357,288

Step by Step Solution

1. Step 1: Write the proportion equation
   21,288,716 : 33,357,288 = 33,357,288 : x
2. Step 2: Convert to fraction form
   21,288,716/33,357,288 = 33,357,288/x
3. Step 3: Cross multiply
   21,288,716x = 33,357,288 × 33,357,288
4. Step 4: Simplify right side
   21,288,716x = 1,112,708,662,714,944
5. Step 5: Solve for x
   x = 1,112,708,662,714,944/21,288,716
6. Step 6: Final answer
   x = 52,267,532.84