Finding the Third Proportional to 3,772,060 and 7,718,431

Step by Step Solution

1. Step 1: Write the proportion equation
   3,772,060 : 7,718,431 = 7,718,431 : x
2. Step 2: Convert to fraction form
   3,772,060/7,718,431 = 7,718,431/x
3. Step 3: Cross multiply
   3,772,060x = 7,718,431 × 7,718,431
4. Step 4: Simplify right side
   3,772,060x = 59,574,177,101,761
5. Step 5: Solve for x
   x = 59,574,177,101,761/3,772,060
6. Step 6: Final answer
   x = 15,793,539.10