Finding the Third Proportional to 1,355,120 and 2,946,436

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,120 : 2,946,436 = 2,946,436 : x
2. Step 2: Convert to fraction form
   1,355,120/2,946,436 = 2,946,436/x
3. Step 3: Cross multiply
   1,355,120x = 2,946,436 × 2,946,436
4. Step 4: Simplify right side
   1,355,120x = 8,681,485,102,096
5. Step 5: Solve for x
   x = 8,681,485,102,096/1,355,120
6. Step 6: Final answer
   x = 6,406,432.72