Finding the Third Proportional to 10,158,410 and 21,694,508

Step by Step Solution

1. Step 1: Write the proportion equation
   10,158,410 : 21,694,508 = 21,694,508 : x
2. Step 2: Convert to fraction form
   10,158,410/21,694,508 = 21,694,508/x
3. Step 3: Cross multiply
   10,158,410x = 21,694,508 × 21,694,508
4. Step 4: Simplify right side
   10,158,410x = 470,651,677,362,064
5. Step 5: Solve for x
   x = 470,651,677,362,064/10,158,410
6. Step 6: Final answer
   x = 46,331,234.65