Finding the Third Proportional to 3,718,880 and 5,742,345

Step by Step Solution

1. Step 1: Write the proportion equation
   3,718,880 : 5,742,345 = 5,742,345 : x
2. Step 2: Convert to fraction form
   3,718,880/5,742,345 = 5,742,345/x
3. Step 3: Cross multiply
   3,718,880x = 5,742,345 × 5,742,345
4. Step 4: Simplify right side
   3,718,880x = 32,974,526,099,025
5. Step 5: Solve for x
   x = 32,974,526,099,025/3,718,880
6. Step 6: Final answer
   x = 8,866,789.49