Finding the Third Proportional to 1,528,436 and 3,238,942

Step by Step Solution

1. Step 1: Write the proportion equation
   1,528,436 : 3,238,942 = 3,238,942 : x
2. Step 2: Convert to fraction form
   1,528,436/3,238,942 = 3,238,942/x
3. Step 3: Cross multiply
   1,528,436x = 3,238,942 × 3,238,942
4. Step 4: Simplify right side
   1,528,436x = 10,490,745,279,364
5. Step 5: Solve for x
   x = 10,490,745,279,364/1,528,436
6. Step 6: Final answer
   x = 6,863,712.50