Finding the Third Proportional to 9,185,506 and 19,775,066

Step by Step Solution

1. Step 1: Write the proportion equation
   9,185,506 : 19,775,066 = 19,775,066 : x
2. Step 2: Convert to fraction form
   9,185,506/19,775,066 = 19,775,066/x
3. Step 3: Cross multiply
   9,185,506x = 19,775,066 × 19,775,066
4. Step 4: Simplify right side
   9,185,506x = 391,053,235,304,356
5. Step 5: Solve for x
   x = 391,053,235,304,356/9,185,506
6. Step 6: Final answer
   x = 42,572,857.21