Finding the Third Proportional to 4,072,318 and 8,041,846

Step by Step Solution

1. Step 1: Write the proportion equation
   4,072,318 : 8,041,846 = 8,041,846 : x
2. Step 2: Convert to fraction form
   4,072,318/8,041,846 = 8,041,846/x
3. Step 3: Cross multiply
   4,072,318x = 8,041,846 × 8,041,846
4. Step 4: Simplify right side
   4,072,318x = 64,671,287,087,716
5. Step 5: Solve for x
   x = 64,671,287,087,716/4,072,318
6. Step 6: Final answer
   x = 15,880,706.54