Finding the Third Proportional to 3,504,356 and 5,123,491

Step by Step Solution

1. Step 1: Write the proportion equation
   3,504,356 : 5,123,491 = 5,123,491 : x
2. Step 2: Convert to fraction form
   3,504,356/5,123,491 = 5,123,491/x
3. Step 3: Cross multiply
   3,504,356x = 5,123,491 × 5,123,491
4. Step 4: Simplify right side
   3,504,356x = 26,250,160,027,081
5. Step 5: Solve for x
   x = 26,250,160,027,081/3,504,356
6. Step 6: Final answer
   x = 7,490,722.98