Finding the Third Proportional to 4,090,084 and 8,898,416

Step by Step Solution

1. Step 1: Write the proportion equation
   4,090,084 : 8,898,416 = 8,898,416 : x
2. Step 2: Convert to fraction form
   4,090,084/8,898,416 = 8,898,416/x
3. Step 3: Cross multiply
   4,090,084x = 8,898,416 × 8,898,416
4. Step 4: Simplify right side
   4,090,084x = 79,181,807,309,056
5. Step 5: Solve for x
   x = 79,181,807,309,056/4,090,084
6. Step 6: Final answer
   x = 19,359,457.49