Finding the Third Proportional to 656,130 and 1,409,946

Step by Step Solution

1. Step 1: Write the proportion equation
   656,130 : 1,409,946 = 1,409,946 : x
2. Step 2: Convert to fraction form
   656,130/1,409,946 = 1,409,946/x
3. Step 3: Cross multiply
   656,130x = 1,409,946 × 1,409,946
4. Step 4: Simplify right side
   656,130x = 1,987,947,722,916
5. Step 5: Solve for x
   x = 1,987,947,722,916/656,130
6. Step 6: Final answer
   x = 3,029,807.69