Finding the Third Proportional to 99,470,644 and 214,057,838

Step by Step Solution

1. Step 1: Write the proportion equation
   99,470,644 : 214,057,838 = 214,057,838 : x
2. Step 2: Convert to fraction form
   99,470,644/214,057,838 = 214,057,838/x
3. Step 3: Cross multiply
   99,470,644x = 214,057,838 × 214,057,838
4. Step 4: Simplify right side
   99,470,644x = 45,820,758,009,234,240
5. Step 5: Solve for x
   x = 45,820,758,009,234,240/99,470,644
6. Step 6: Final answer
   x = 460,646,037.53