Finding the Third Proportional to 21,008,894 and 45,698,752

Step by Step Solution

1. Step 1: Write the proportion equation
   21,008,894 : 45,698,752 = 45,698,752 : x
2. Step 2: Convert to fraction form
   21,008,894/45,698,752 = 45,698,752/x
3. Step 3: Cross multiply
   21,008,894x = 45,698,752 × 45,698,752
4. Step 4: Simplify right side
   21,008,894x = 2,088,375,934,357,504
5. Step 5: Solve for x
   x = 2,088,375,934,357,504/21,008,894
6. Step 6: Final answer
   x = 99,404,372.95