Finding the Third Proportional to 1,620,438 and 3,492,084

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,438 : 3,492,084 = 3,492,084 : x
2. Step 2: Convert to fraction form
   1,620,438/3,492,084 = 3,492,084/x
3. Step 3: Cross multiply
   1,620,438x = 3,492,084 × 3,492,084
4. Step 4: Simplify right side
   1,620,438x = 12,194,650,663,056
5. Step 5: Solve for x
   x = 12,194,650,663,056/1,620,438
6. Step 6: Final answer
   x = 7,525,527.46