Finding the Third Proportional to 1,731,780 and 2,716,633.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,731,780 : 2,716,633.69 = 2,716,633.69 : x
2. Step 2: Convert to fraction form
   1,731,780/2,716,633.69 = 2,716,633.69/x
3. Step 3: Cross multiply
   1,731,780x = 2,716,633.69 × 2,716,633.69
4. Step 4: Simplify right side
   1,731,780x = 7,380,098,592,059.85
5. Step 5: Solve for x
   x = 7,380,098,592,059.85/1,731,780
6. Step 6: Final answer
   x = 4,261,568.21