Finding the Third Proportional to 1,242,284.34 and 2,661,715.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,284.34 : 2,661,715.69 = 2,661,715.69 : x
2. Step 2: Convert to fraction form
   1,242,284.34/2,661,715.69 = 2,661,715.69/x
3. Step 3: Cross multiply
   1,242,284.34x = 2,661,715.69 × 2,661,715.69
4. Step 4: Simplify right side
   1,242,284.34x = 7,084,730,401,083.60
5. Step 5: Solve for x
   x = 7,084,730,401,083.60/1,242,284.34
6. Step 6: Final answer
   x = 5,702,986.15