Finding the Third Proportional to 4,059,504 and 8,731,368

Step by Step Solution

1. Step 1: Write the proportion equation
   4,059,504 : 8,731,368 = 8,731,368 : x
2. Step 2: Convert to fraction form
   4,059,504/8,731,368 = 8,731,368/x
3. Step 3: Cross multiply
   4,059,504x = 8,731,368 × 8,731,368
4. Step 4: Simplify right side
   4,059,504x = 76,236,787,151,424
5. Step 5: Solve for x
   x = 76,236,787,151,424/4,059,504
6. Step 6: Final answer
   x = 18,779,828.07