Finding the Third Proportional to 4,210,171 and 9,093,818

Step by Step Solution

1. Step 1: Write the proportion equation
   4,210,171 : 9,093,818 = 9,093,818 : x
2. Step 2: Convert to fraction form
   4,210,171/9,093,818 = 9,093,818/x
3. Step 3: Cross multiply
   4,210,171x = 9,093,818 × 9,093,818
4. Step 4: Simplify right side
   4,210,171x = 82,697,525,817,124
5. Step 5: Solve for x
   x = 82,697,525,817,124/4,210,171
6. Step 6: Final answer
   x = 19,642,319.95