Finding the Third Proportional to 1,846,272 and 3,878,880

Step by Step Solution

1. Step 1: Write the proportion equation
   1,846,272 : 3,878,880 = 3,878,880 : x
2. Step 2: Convert to fraction form
   1,846,272/3,878,880 = 3,878,880/x
3. Step 3: Cross multiply
   1,846,272x = 3,878,880 × 3,878,880
4. Step 4: Simplify right side
   1,846,272x = 15,045,710,054,400
5. Step 5: Solve for x
   x = 15,045,710,054,400/1,846,272
6. Step 6: Final answer
   x = 8,149,238.06