Finding the Third Proportional to 9,155,018 and 13,850,355

Step by Step Solution

1. Step 1: Write the proportion equation
   9,155,018 : 13,850,355 = 13,850,355 : x
2. Step 2: Convert to fraction form
   9,155,018/13,850,355 = 13,850,355/x
3. Step 3: Cross multiply
   9,155,018x = 13,850,355 × 13,850,355
4. Step 4: Simplify right side
   9,155,018x = 191,832,333,626,025
5. Step 5: Solve for x
   x = 191,832,333,626,025/9,155,018
6. Step 6: Final answer
   x = 20,953,790.98