Finding the Third Proportional to 4,726,112 and 10,124,726

Step by Step Solution

1. Step 1: Write the proportion equation
   4,726,112 : 10,124,726 = 10,124,726 : x
2. Step 2: Convert to fraction form
   4,726,112/10,124,726 = 10,124,726/x
3. Step 3: Cross multiply
   4,726,112x = 10,124,726 × 10,124,726
4. Step 4: Simplify right side
   4,726,112x = 102,510,076,575,076
5. Step 5: Solve for x
   x = 102,510,076,575,076/4,726,112
6. Step 6: Final answer
   x = 21,690,149.66