Finding the Third Proportional to 1,877,378 and 4,037,792

Step by Step Solution

1. Step 1: Write the proportion equation
   1,877,378 : 4,037,792 = 4,037,792 : x
2. Step 2: Convert to fraction form
   1,877,378/4,037,792 = 4,037,792/x
3. Step 3: Cross multiply
   1,877,378x = 4,037,792 × 4,037,792
4. Step 4: Simplify right side
   1,877,378x = 16,303,764,235,264
5. Step 5: Solve for x
   x = 16,303,764,235,264/1,877,378
6. Step 6: Final answer
   x = 8,684,326.88