Finding the Third Proportional to 4,493,756 and 9,828,240

Step by Step Solution

1. Step 1: Write the proportion equation
   4,493,756 : 9,828,240 = 9,828,240 : x
2. Step 2: Convert to fraction form
   4,493,756/9,828,240 = 9,828,240/x
3. Step 3: Cross multiply
   4,493,756x = 9,828,240 × 9,828,240
4. Step 4: Simplify right side
   4,493,756x = 96,594,301,497,600
5. Step 5: Solve for x
   x = 96,594,301,497,600/4,493,756
6. Step 6: Final answer
   x = 21,495,226.15