Finding the Third Proportional to 5,206,172 and 10,666,034

Step by Step Solution

1. Step 1: Write the proportion equation
   5,206,172 : 10,666,034 = 10,666,034 : x
2. Step 2: Convert to fraction form
   5,206,172/10,666,034 = 10,666,034/x
3. Step 3: Cross multiply
   5,206,172x = 10,666,034 × 10,666,034
4. Step 4: Simplify right side
   5,206,172x = 113,764,281,289,156
5. Step 5: Solve for x
   x = 113,764,281,289,156/5,206,172
6. Step 6: Final answer
   x = 21,851,809.98