Finding the Third Proportional to 866,076 and 1,360,510

Step by Step Solution

1. Step 1: Write the proportion equation
   866,076 : 1,360,510 = 1,360,510 : x
2. Step 2: Convert to fraction form
   866,076/1,360,510 = 1,360,510/x
3. Step 3: Cross multiply
   866,076x = 1,360,510 × 1,360,510
4. Step 4: Simplify right side
   866,076x = 1,850,987,460,100
5. Step 5: Solve for x
   x = 1,850,987,460,100/866,076
6. Step 6: Final answer
   x = 2,137,211.35