Finding the Third Proportional to 1,578,506 and 3,409,236

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,506 : 3,409,236 = 3,409,236 : x
2. Step 2: Convert to fraction form
   1,578,506/3,409,236 = 3,409,236/x
3. Step 3: Cross multiply
   1,578,506x = 3,409,236 × 3,409,236
4. Step 4: Simplify right side
   1,578,506x = 11,622,890,103,696
5. Step 5: Solve for x
   x = 11,622,890,103,696/1,578,506
6. Step 6: Final answer
   x = 7,363,222.00