Finding the Third Proportional to 8,160,226 and 12,345,290

Step by Step Solution

1. Step 1: Write the proportion equation
   8,160,226 : 12,345,290 = 12,345,290 : x
2. Step 2: Convert to fraction form
   8,160,226/12,345,290 = 12,345,290/x
3. Step 3: Cross multiply
   8,160,226x = 12,345,290 × 12,345,290
4. Step 4: Simplify right side
   8,160,226x = 152,406,185,184,100
5. Step 5: Solve for x
   x = 152,406,185,184,100/8,160,226
6. Step 6: Final answer
   x = 18,676,711.30