Finding the Third Proportional to 9,273,122 and 19,917,410

Step by Step Solution

1. Step 1: Write the proportion equation
   9,273,122 : 19,917,410 = 19,917,410 : x
2. Step 2: Convert to fraction form
   9,273,122/19,917,410 = 19,917,410/x
3. Step 3: Cross multiply
   9,273,122x = 19,917,410 × 19,917,410
4. Step 4: Simplify right side
   9,273,122x = 396,703,221,108,100
5. Step 5: Solve for x
   x = 396,703,221,108,100/9,273,122
6. Step 6: Final answer
   x = 42,779,898.84