Finding the Third Proportional to 1,660,872 and 2,602,020

Step by Step Solution

1. Step 1: Write the proportion equation
   1,660,872 : 2,602,020 = 2,602,020 : x
2. Step 2: Convert to fraction form
   1,660,872/2,602,020 = 2,602,020/x
3. Step 3: Cross multiply
   1,660,872x = 2,602,020 × 2,602,020
4. Step 4: Simplify right side
   1,660,872x = 6,770,508,080,400
5. Step 5: Solve for x
   x = 6,770,508,080,400/1,660,872
6. Step 6: Final answer
   x = 4,076,477.95