Finding the Third Proportional to 2,130,680 and 4,577,584

Step by Step Solution

1. Step 1: Write the proportion equation
   2,130,680 : 4,577,584 = 4,577,584 : x
2. Step 2: Convert to fraction form
   2,130,680/4,577,584 = 4,577,584/x
3. Step 3: Cross multiply
   2,130,680x = 4,577,584 × 4,577,584
4. Step 4: Simplify right side
   2,130,680x = 20,954,275,277,056
5. Step 5: Solve for x
   x = 20,954,275,277,056/2,130,680
6. Step 6: Final answer
   x = 9,834,548.26