Finding the Third Proportional to 1,611,312 and 3,510,120

Step by Step Solution

1. Step 1: Write the proportion equation
   1,611,312 : 3,510,120 = 3,510,120 : x
2. Step 2: Convert to fraction form
   1,611,312/3,510,120 = 3,510,120/x
3. Step 3: Cross multiply
   1,611,312x = 3,510,120 × 3,510,120
4. Step 4: Simplify right side
   1,611,312x = 12,320,942,414,400
5. Step 5: Solve for x
   x = 12,320,942,414,400/1,611,312
6. Step 6: Final answer
   x = 7,646,528.06