Finding the Third Proportional to 1,275,363,243,090 and 2,810,686,139,476

Step by Step Solution

1. Step 1: Write the proportion equation
   1,275,363,243,090 : 2,810,686,139,476 = 2,810,686,139,476 : x
2. Step 2: Convert to fraction form
   1,275,363,243,090/2,810,686,139,476 = 2,810,686,139,476/x
3. Step 3: Cross multiply
   1,275,363,243,090x = 2,810,686,139,476 × 2,810,686,139,476
4. Step 4: Simplify right side
   1,275,363,243,090x = 7,899,956,574,642,500,240,670,720
5. Step 5: Solve for x
   x = 7,899,956,574,642,500,240,670,720/1,275,363,243,090
6. Step 6: Final answer
   x = 6,194,279,643,423.14