Finding the Third Proportional to 1,210,760 and 2,657,680

Step by Step Solution

1. Step 1: Write the proportion equation
   1,210,760 : 2,657,680 = 2,657,680 : x
2. Step 2: Convert to fraction form
   1,210,760/2,657,680 = 2,657,680/x
3. Step 3: Cross multiply
   1,210,760x = 2,657,680 × 2,657,680
4. Step 4: Simplify right side
   1,210,760x = 7,063,262,982,400
5. Step 5: Solve for x
   x = 7,063,262,982,400/1,210,760
6. Step 6: Final answer
   x = 5,833,743.25