Finding the Third Proportional to 1,269,097.88 and 1,980,829.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,269,097.88 : 1,980,829.69 = 1,980,829.69 : x
2. Step 2: Convert to fraction form
   1,269,097.88/1,980,829.69 = 1,980,829.69/x
3. Step 3: Cross multiply
   1,269,097.88x = 1,980,829.69 × 1,980,829.69
4. Step 4: Simplify right side
   1,269,097.88x = 3,923,686,250,881.35
5. Step 5: Solve for x
   x = 3,923,686,250,881.35/1,269,097.88
6. Step 6: Final answer
   x = 3,091,712.88