Finding the Third Proportional to 1,782,429 and 3,711,729

Step by Step Solution

1. Step 1: Write the proportion equation
   1,782,429 : 3,711,729 = 3,711,729 : x
2. Step 2: Convert to fraction form
   1,782,429/3,711,729 = 3,711,729/x
3. Step 3: Cross multiply
   1,782,429x = 3,711,729 × 3,711,729
4. Step 4: Simplify right side
   1,782,429x = 13,776,932,169,441
5. Step 5: Solve for x
   x = 13,776,932,169,441/1,782,429
6. Step 6: Final answer
   x = 7,729,302.08