Finding the Third Proportional to 3,670,043 and 8,634,900

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,043 : 8,634,900 = 8,634,900 : x
2. Step 2: Convert to fraction form
   3,670,043/8,634,900 = 8,634,900/x
3. Step 3: Cross multiply
   3,670,043x = 8,634,900 × 8,634,900
4. Step 4: Simplify right side
   3,670,043x = 74,561,498,010,000
5. Step 5: Solve for x
   x = 74,561,498,010,000/3,670,043
6. Step 6: Final answer
   x = 20,316,246.43