Finding the Third Proportional to 19,315,940 and 40,934,792

Step by Step Solution

1. Step 1: Write the proportion equation
   19,315,940 : 40,934,792 = 40,934,792 : x
2. Step 2: Convert to fraction form
   19,315,940/40,934,792 = 40,934,792/x
3. Step 3: Cross multiply
   19,315,940x = 40,934,792 × 40,934,792
4. Step 4: Simplify right side
   19,315,940x = 1,675,657,196,083,264
5. Step 5: Solve for x
   x = 1,675,657,196,083,264/19,315,940
6. Step 6: Final answer
   x = 86,749,968.99