Finding the Third Proportional to 207,244,870 and 446,773,142

Step by Step Solution

1. Step 1: Write the proportion equation
   207,244,870 : 446,773,142 = 446,773,142 : x
2. Step 2: Convert to fraction form
   207,244,870/446,773,142 = 446,773,142/x
3. Step 3: Cross multiply
   207,244,870x = 446,773,142 × 446,773,142
4. Step 4: Simplify right side
   207,244,870x = 199,606,240,412,552,160
5. Step 5: Solve for x
   x = 199,606,240,412,552,160/207,244,870
6. Step 6: Final answer
   x = 963,142,008.84