Finding the Third Proportional to 3,772,071 and 7,718,453

Step by Step Solution

1. Step 1: Write the proportion equation
   3,772,071 : 7,718,453 = 7,718,453 : x
2. Step 2: Convert to fraction form
   3,772,071/7,718,453 = 7,718,453/x
3. Step 3: Cross multiply
   3,772,071x = 7,718,453 × 7,718,453
4. Step 4: Simplify right side
   3,772,071x = 59,574,516,713,209
5. Step 5: Solve for x
   x = 59,574,516,713,209/3,772,071
6. Step 6: Final answer
   x = 15,793,583.08