Finding the Third Proportional to 9,777,076 and 21,503,336

Step by Step Solution

1. Step 1: Write the proportion equation
   9,777,076 : 21,503,336 = 21,503,336 : x
2. Step 2: Convert to fraction form
   9,777,076/21,503,336 = 21,503,336/x
3. Step 3: Cross multiply
   9,777,076x = 21,503,336 × 21,503,336
4. Step 4: Simplify right side
   9,777,076x = 462,393,459,128,896
5. Step 5: Solve for x
   x = 462,393,459,128,896/9,777,076
6. Step 6: Final answer
   x = 47,293,634.53