Finding the Third Proportional to 2,715,981 and 5,918,968.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,715,981 : 5,918,968.50 = 5,918,968.50 : x
2. Step 2: Convert to fraction form
   2,715,981/5,918,968.50 = 5,918,968.50/x
3. Step 3: Cross multiply
   2,715,981x = 5,918,968.50 × 5,918,968.50
4. Step 4: Simplify right side
   2,715,981x = 35,034,188,103,992.25
5. Step 5: Solve for x
   x = 35,034,188,103,992.25/2,715,981
6. Step 6: Final answer
   x = 12,899,275.84