Finding the Third Proportional to 3,161,382 and 7,460,390

Step by Step Solution

1. Step 1: Write the proportion equation
   3,161,382 : 7,460,390 = 7,460,390 : x
2. Step 2: Convert to fraction form
   3,161,382/7,460,390 = 7,460,390/x
3. Step 3: Cross multiply
   3,161,382x = 7,460,390 × 7,460,390
4. Step 4: Simplify right side
   3,161,382x = 55,657,418,952,100
5. Step 5: Solve for x
   x = 55,657,418,952,100/3,161,382
6. Step 6: Final answer
   x = 17,605,407.68