Finding the Third Proportional to 21,876,408 and 47,689,200

Step by Step Solution

1. Step 1: Write the proportion equation
   21,876,408 : 47,689,200 = 47,689,200 : x
2. Step 2: Convert to fraction form
   21,876,408/47,689,200 = 47,689,200/x
3. Step 3: Cross multiply
   21,876,408x = 47,689,200 × 47,689,200
4. Step 4: Simplify right side
   21,876,408x = 2,274,259,796,640,000
5. Step 5: Solve for x
   x = 2,274,259,796,640,000/21,876,408
6. Step 6: Final answer
   x = 103,959,470.71