Finding the Third Proportional to 1,880,804 and 4,439,138

Step by Step Solution

1. Step 1: Write the proportion equation
   1,880,804 : 4,439,138 = 4,439,138 : x
2. Step 2: Convert to fraction form
   1,880,804/4,439,138 = 4,439,138/x
3. Step 3: Cross multiply
   1,880,804x = 4,439,138 × 4,439,138
4. Step 4: Simplify right side
   1,880,804x = 19,705,946,183,044
5. Step 5: Solve for x
   x = 19,705,946,183,044/1,880,804
6. Step 6: Final answer
   x = 10,477,405.50