Finding the Third Proportional to 1,071,860 and 1,706,190

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,860 : 1,706,190 = 1,706,190 : x
2. Step 2: Convert to fraction form
   1,071,860/1,706,190 = 1,706,190/x
3. Step 3: Cross multiply
   1,071,860x = 1,706,190 × 1,706,190
4. Step 4: Simplify right side
   1,071,860x = 2,911,084,316,100
5. Step 5: Solve for x
   x = 2,911,084,316,100/1,071,860
6. Step 6: Final answer
   x = 2,715,918.42