Finding the Third Proportional to 4,072,388 and 8,041,958

Step by Step Solution

1. Step 1: Write the proportion equation
   4,072,388 : 8,041,958 = 8,041,958 : x
2. Step 2: Convert to fraction form
   4,072,388/8,041,958 = 8,041,958/x
3. Step 3: Cross multiply
   4,072,388x = 8,041,958 × 8,041,958
4. Step 4: Simplify right side
   4,072,388x = 64,673,088,473,764
5. Step 5: Solve for x
   x = 64,673,088,473,764/4,072,388
6. Step 6: Final answer
   x = 15,880,875.91