Finding the Third Proportional to 2,469,312 and 5,391,090

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469,312 : 5,391,090 = 5,391,090 : x
2. Step 2: Convert to fraction form
   2,469,312/5,391,090 = 5,391,090/x
3. Step 3: Cross multiply
   2,469,312x = 5,391,090 × 5,391,090
4. Step 4: Simplify right side
   2,469,312x = 29,063,851,388,100
5. Step 5: Solve for x
   x = 29,063,851,388,100/2,469,312
6. Step 6: Final answer
   x = 11,770,019.90