Finding the Third Proportional to 4,838,912 and 10,250,656

Step by Step Solution

1. Step 1: Write the proportion equation
   4,838,912 : 10,250,656 = 10,250,656 : x
2. Step 2: Convert to fraction form
   4,838,912/10,250,656 = 10,250,656/x
3. Step 3: Cross multiply
   4,838,912x = 10,250,656 × 10,250,656
4. Step 4: Simplify right side
   4,838,912x = 105,075,948,430,336
5. Step 5: Solve for x
   x = 105,075,948,430,336/4,838,912
6. Step 6: Final answer
   x = 21,714,788.04