Finding the Third Proportional to 3,670,026 and 8,634,858

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,026 : 8,634,858 = 8,634,858 : x
2. Step 2: Convert to fraction form
   3,670,026/8,634,858 = 8,634,858/x
3. Step 3: Cross multiply
   3,670,026x = 8,634,858 × 8,634,858
4. Step 4: Simplify right side
   3,670,026x = 74,560,772,680,164
5. Step 5: Solve for x
   x = 74,560,772,680,164/3,670,026
6. Step 6: Final answer
   x = 20,316,142.90