Finding the Third Proportional to 918,888 and 1,946,880

Step by Step Solution

1. Step 1: Write the proportion equation
   918,888 : 1,946,880 = 1,946,880 : x
2. Step 2: Convert to fraction form
   918,888/1,946,880 = 1,946,880/x
3. Step 3: Cross multiply
   918,888x = 1,946,880 × 1,946,880
4. Step 4: Simplify right side
   918,888x = 3,790,341,734,400
5. Step 5: Solve for x
   x = 3,790,341,734,400/918,888
6. Step 6: Final answer
   x = 4,124,922.44