Finding the Third Proportional to 2,090,520 and 4,579,416

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090,520 : 4,579,416 = 4,579,416 : x
2. Step 2: Convert to fraction form
   2,090,520/4,579,416 = 4,579,416/x
3. Step 3: Cross multiply
   2,090,520x = 4,579,416 × 4,579,416
4. Step 4: Simplify right side
   2,090,520x = 20,971,050,901,056
5. Step 5: Solve for x
   x = 20,971,050,901,056/2,090,520
6. Step 6: Final answer
   x = 10,031,499.77